Home / 42,562.76-63,814.52-18,857.44

Finding the Fourth Proportional to 42,562.76, 63,814.52 and 18,857.44

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Solution

The fourth proportional to 42,562.76, 63,814.52 and 18,857.44 is: 28,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,562.76 : 63,814.52 = 18,857.44 : x
  2. Step 2: Convert to fraction form
    42,562.76/63,814.52 = 18,857.44/x
  3. Step 3: Cross multiply
    42,562.76x = 63,814.52 × 18,857.44
  4. Step 4: Simplify right side
    42,562.76x = 1,203,378,482.03
  5. Step 5: Solve for x
    x = 1,203,378,482.03/42,562.76
  6. Step 6: Final answer
    x = 28,273.04

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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.