Home / 17,617.76-24,312.54-9,660.32

Finding the Fourth Proportional to 17,617.76, 24,312.54 and 9,660.32

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Solution

The fourth proportional to 17,617.76, 24,312.54 and 9,660.32 is: 13,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.76 : 24,312.54 = 9,660.32 : x
  2. Step 2: Convert to fraction form
    17,617.76/24,312.54 = 9,660.32/x
  3. Step 3: Cross multiply
    17,617.76x = 24,312.54 × 9,660.32
  4. Step 4: Simplify right side
    17,617.76x = 234,866,916.41
  5. Step 5: Solve for x
    x = 234,866,916.41/17,617.76
  6. Step 6: Final answer
    x = 13,331.26

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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.