Home / 39,521.52-54,533.70-22,293.12

Finding the Fourth Proportional to 39,521.52, 54,533.70 and 22,293.12

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Solution

The fourth proportional to 39,521.52, 54,533.70 and 22,293.12 is: 30,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,521.52 : 54,533.70 = 22,293.12 : x
  2. Step 2: Convert to fraction form
    39,521.52/54,533.70 = 22,293.12/x
  3. Step 3: Cross multiply
    39,521.52x = 54,533.70 × 22,293.12
  4. Step 4: Simplify right side
    39,521.52x = 1,215,726,318.14
  5. Step 5: Solve for x
    x = 1,215,726,318.14/39,521.52
  6. Step 6: Final answer
    x = 30,761.12

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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.