Home / 31,399.64-43,331.01-17,252.18

Finding the Fourth Proportional to 31,399.64, 43,331.01 and 17,252.18

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Solution

The fourth proportional to 31,399.64, 43,331.01 and 17,252.18 is: 23,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,399.64 : 43,331.01 = 17,252.18 : x
  2. Step 2: Convert to fraction form
    31,399.64/43,331.01 = 17,252.18/x
  3. Step 3: Cross multiply
    31,399.64x = 43,331.01 × 17,252.18
  4. Step 4: Simplify right side
    31,399.64x = 747,554,384.10
  5. Step 5: Solve for x
    x = 747,554,384.10/31,399.64
  6. Step 6: Final answer
    x = 23,807.74

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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.