Home / 42,006.18-62,990.70-22,280.22

Finding the Fourth Proportional to 42,006.18, 62,990.70 and 22,280.22

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Solution

The fourth proportional to 42,006.18, 62,990.70 and 22,280.22 is: 33,410.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006.18 : 62,990.70 = 22,280.22 : x
  2. Step 2: Convert to fraction form
    42,006.18/62,990.70 = 22,280.22/x
  3. Step 3: Cross multiply
    42,006.18x = 62,990.70 × 22,280.22
  4. Step 4: Simplify right side
    42,006.18x = 1,403,446,653.95
  5. Step 5: Solve for x
    x = 1,403,446,653.95/42,006.18
  6. Step 6: Final answer
    x = 33,410.48

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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.