Home / 42,366.08-63,537.98-20,135.23

Finding the Fourth Proportional to 42,366.08, 63,537.98 and 20,135.23

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Solution

The fourth proportional to 42,366.08, 63,537.98 and 20,135.23 is: 30,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,366.08 : 63,537.98 = 20,135.23 : x
  2. Step 2: Convert to fraction form
    42,366.08/63,537.98 = 20,135.23/x
  3. Step 3: Cross multiply
    42,366.08x = 63,537.98 × 20,135.23
  4. Step 4: Simplify right side
    42,366.08x = 1,279,351,841.04
  5. Step 5: Solve for x
    x = 1,279,351,841.04/42,366.08
  6. Step 6: Final answer
    x = 30,197.55

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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.