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Finding the Fourth Proportional to 22,785.54, 33,967.07 and 22,425.71

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Solution

The fourth proportional to 22,785.54, 33,967.07 and 22,425.71 is: 33,430.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.54 : 33,967.07 = 22,425.71 : x
  2. Step 2: Convert to fraction form
    22,785.54/33,967.07 = 22,425.71/x
  3. Step 3: Cross multiply
    22,785.54x = 33,967.07 × 22,425.71
  4. Step 4: Simplify right side
    22,785.54x = 761,735,463.50
  5. Step 5: Solve for x
    x = 761,735,463.50/22,785.54
  6. Step 6: Final answer
    x = 33,430.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.