Home / 23,349.28-32,219.86-13,275.76

Finding the Fourth Proportional to 23,349.28, 32,219.86 and 13,275.76

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Solution

The fourth proportional to 23,349.28, 32,219.86 and 13,275.76 is: 18,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.28 : 32,219.86 = 13,275.76 : x
  2. Step 2: Convert to fraction form
    23,349.28/32,219.86 = 13,275.76/x
  3. Step 3: Cross multiply
    23,349.28x = 32,219.86 × 13,275.76
  4. Step 4: Simplify right side
    23,349.28x = 427,743,128.59
  5. Step 5: Solve for x
    x = 427,743,128.59/23,349.28
  6. Step 6: Final answer
    x = 18,319.33

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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.