Home / 42,026.76-63,049.50-18,338.13

Finding the Fourth Proportional to 42,026.76, 63,049.50 and 18,338.13

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Solution

The fourth proportional to 42,026.76, 63,049.50 and 18,338.13 is: 27,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,026.76 : 63,049.50 = 18,338.13 : x
  2. Step 2: Convert to fraction form
    42,026.76/63,049.50 = 18,338.13/x
  3. Step 3: Cross multiply
    42,026.76x = 63,049.50 × 18,338.13
  4. Step 4: Simplify right side
    42,026.76x = 1,156,209,927.44
  5. Step 5: Solve for x
    x = 1,156,209,927.44/42,026.76
  6. Step 6: Final answer
    x = 27,511.28

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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.