Home / 27,379.61-41,068.28-14,978.21

Finding the Fourth Proportional to 27,379.61, 41,068.28 and 14,978.21

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Solution

The fourth proportional to 27,379.61, 41,068.28 and 14,978.21 is: 22,466.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.61 : 41,068.28 = 14,978.21 : x
  2. Step 2: Convert to fraction form
    27,379.61/41,068.28 = 14,978.21/x
  3. Step 3: Cross multiply
    27,379.61x = 41,068.28 × 14,978.21
  4. Step 4: Simplify right side
    27,379.61x = 615,129,385.29
  5. Step 5: Solve for x
    x = 615,129,385.29/27,379.61
  6. Step 6: Final answer
    x = 22,466.69

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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.