Home / 42,592.08-63,877.98-18,886.62

Finding the Fourth Proportional to 42,592.08, 63,877.98 and 18,886.62

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Solution

The fourth proportional to 42,592.08, 63,877.98 and 18,886.62 is: 28,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,592.08 : 63,877.98 = 18,886.62 : x
  2. Step 2: Convert to fraction form
    42,592.08/63,877.98 = 18,886.62/x
  3. Step 3: Cross multiply
    42,592.08x = 63,877.98 × 18,886.62
  4. Step 4: Simplify right side
    42,592.08x = 1,206,439,134.63
  5. Step 5: Solve for x
    x = 1,206,439,134.63/42,592.08
  6. Step 6: Final answer
    x = 28,325.43

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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.