Home / 31,700.46-43,746.64-17,553.31

Finding the Fourth Proportional to 31,700.46, 43,746.64 and 17,553.31

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Solution

The fourth proportional to 31,700.46, 43,746.64 and 17,553.31 is: 24,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,700.46 : 43,746.64 = 17,553.31 : x
  2. Step 2: Convert to fraction form
    31,700.46/43,746.64 = 17,553.31/x
  3. Step 3: Cross multiply
    31,700.46x = 43,746.64 × 17,553.31
  4. Step 4: Simplify right side
    31,700.46x = 767,898,180.13
  5. Step 5: Solve for x
    x = 767,898,180.13/31,700.46
  6. Step 6: Final answer
    x = 24,223.56

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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.