Home / 40,877.87-61,302.02-22,138.92

Finding the Fourth Proportional to 40,877.87, 61,302.02 and 22,138.92

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Solution

The fourth proportional to 40,877.87, 61,302.02 and 22,138.92 is: 33,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,877.87 : 61,302.02 = 22,138.92 : x
  2. Step 2: Convert to fraction form
    40,877.87/61,302.02 = 22,138.92/x
  3. Step 3: Cross multiply
    40,877.87x = 61,302.02 × 22,138.92
  4. Step 4: Simplify right side
    40,877.87x = 1,357,160,405.92
  5. Step 5: Solve for x
    x = 1,357,160,405.92/40,877.87
  6. Step 6: Final answer
    x = 33,200.37

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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.