Home / 31,628.91-47,451.14-22,287.16

Finding the Fourth Proportional to 31,628.91, 47,451.14 and 22,287.16

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Solution

The fourth proportional to 31,628.91, 47,451.14 and 22,287.16 is: 33,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,628.91 : 47,451.14 = 22,287.16 : x
  2. Step 2: Convert to fraction form
    31,628.91/47,451.14 = 22,287.16/x
  3. Step 3: Cross multiply
    31,628.91x = 47,451.14 × 22,287.16
  4. Step 4: Simplify right side
    31,628.91x = 1,057,551,149.36
  5. Step 5: Solve for x
    x = 1,057,551,149.36/31,628.91
  6. Step 6: Final answer
    x = 33,436.22

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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.