Home / 17,043.10-23,519.19-9,970.72

Finding the Fourth Proportional to 17,043.10, 23,519.19 and 9,970.72

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Solution

The fourth proportional to 17,043.10, 23,519.19 and 9,970.72 is: 13,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,043.10 : 23,519.19 = 9,970.72 : x
  2. Step 2: Convert to fraction form
    17,043.10/23,519.19 = 9,970.72/x
  3. Step 3: Cross multiply
    17,043.10x = 23,519.19 × 9,970.72
  4. Step 4: Simplify right side
    17,043.10x = 234,503,236.71
  5. Step 5: Solve for x
    x = 234,503,236.71/17,043.10
  6. Step 6: Final answer
    x = 13,759.43

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Half scale
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Double scale
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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.