Home / 16,759.86-23,139.44-10,393.21

Finding the Fourth Proportional to 16,759.86, 23,139.44 and 10,393.21

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Solution

The fourth proportional to 16,759.86, 23,139.44 and 10,393.21 is: 14,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.86 : 23,139.44 = 10,393.21 : x
  2. Step 2: Convert to fraction form
    16,759.86/23,139.44 = 10,393.21/x
  3. Step 3: Cross multiply
    16,759.86x = 23,139.44 × 10,393.21
  4. Step 4: Simplify right side
    16,759.86x = 240,493,059.20
  5. Step 5: Solve for x
    x = 240,493,059.20/16,759.86
  6. Step 6: Final answer
    x = 14,349.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.