Home / 42,122.43-63,184.05-10,957.68

Finding the Fourth Proportional to 42,122.43, 63,184.05 and 10,957.68

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Solution

The fourth proportional to 42,122.43, 63,184.05 and 10,957.68 is: 16,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122.43 : 63,184.05 = 10,957.68 : x
  2. Step 2: Convert to fraction form
    42,122.43/63,184.05 = 10,957.68/x
  3. Step 3: Cross multiply
    42,122.43x = 63,184.05 × 10,957.68
  4. Step 4: Simplify right side
    42,122.43x = 692,350,601.00
  5. Step 5: Solve for x
    x = 692,350,601.00/42,122.43
  6. Step 6: Final answer
    x = 16,436.63

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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.