Home / 31,710.29-47,550.10-11,706.23

Finding the Fourth Proportional to 31,710.29, 47,550.10 and 11,706.23

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Solution

The fourth proportional to 31,710.29, 47,550.10 and 11,706.23 is: 17,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,710.29 : 47,550.10 = 11,706.23 : x
  2. Step 2: Convert to fraction form
    31,710.29/47,550.10 = 11,706.23/x
  3. Step 3: Cross multiply
    31,710.29x = 47,550.10 × 11,706.23
  4. Step 4: Simplify right side
    31,710.29x = 556,632,207.31
  5. Step 5: Solve for x
    x = 556,632,207.31/31,710.29
  6. Step 6: Final answer
    x = 17,553.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.