Home / 42,291.18-63,436.77-14,589.18

Finding the Fourth Proportional to 42,291.18, 63,436.77 and 14,589.18

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Solution

The fourth proportional to 42,291.18, 63,436.77 and 14,589.18 is: 21,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,291.18 : 63,436.77 = 14,589.18 : x
  2. Step 2: Convert to fraction form
    42,291.18/63,436.77 = 14,589.18/x
  3. Step 3: Cross multiply
    42,291.18x = 63,436.77 × 14,589.18
  4. Step 4: Simplify right side
    42,291.18x = 925,490,456.15
  5. Step 5: Solve for x
    x = 925,490,456.15/42,291.18
  6. Step 6: Final answer
    x = 21,883.77

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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.