Home / 39,929.50-55,102.96-22,024.98

Finding the Fourth Proportional to 39,929.50, 55,102.96 and 22,024.98

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Solution

The fourth proportional to 39,929.50, 55,102.96 and 22,024.98 is: 30,394.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.50 : 55,102.96 = 22,024.98 : x
  2. Step 2: Convert to fraction form
    39,929.50/55,102.96 = 22,024.98/x
  3. Step 3: Cross multiply
    39,929.50x = 55,102.96 × 22,024.98
  4. Step 4: Simplify right side
    39,929.50x = 1,213,641,591.94
  5. Step 5: Solve for x
    x = 1,213,641,591.94/39,929.50
  6. Step 6: Final answer
    x = 30,394.61

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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.