Home / 39,332.82-54,280.59-22,337.79

Finding the Fourth Proportional to 39,332.82, 54,280.59 and 22,337.79

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Solution

The fourth proportional to 39,332.82, 54,280.59 and 22,337.79 is: 30,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,332.82 : 54,280.59 = 22,337.79 : x
  2. Step 2: Convert to fraction form
    39,332.82/54,280.59 = 22,337.79/x
  3. Step 3: Cross multiply
    39,332.82x = 54,280.59 × 22,337.79
  4. Step 4: Simplify right side
    39,332.82x = 1,212,508,420.50
  5. Step 5: Solve for x
    x = 1,212,508,420.50/39,332.82
  6. Step 6: Final answer
    x = 30,826.89

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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.