Home / 31,505.28-43,477.26-17,358.13

Finding the Fourth Proportional to 31,505.28, 43,477.26 and 17,358.13

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Solution

The fourth proportional to 31,505.28, 43,477.26 and 17,358.13 is: 23,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505.28 : 43,477.26 = 17,358.13 : x
  2. Step 2: Convert to fraction form
    31,505.28/43,477.26 = 17,358.13/x
  3. Step 3: Cross multiply
    31,505.28x = 43,477.26 × 17,358.13
  4. Step 4: Simplify right side
    31,505.28x = 754,683,931.12
  5. Step 5: Solve for x
    x = 754,683,931.12/31,505.28
  6. Step 6: Final answer
    x = 23,954.20

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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.