Home / 54,422.08-81,630.99-14,978.12

Finding the Fourth Proportional to 54,422.08, 81,630.99 and 14,978.12

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Solution

The fourth proportional to 54,422.08, 81,630.99 and 14,978.12 is: 22,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,422.08 : 81,630.99 = 14,978.12 : x
  2. Step 2: Convert to fraction form
    54,422.08/81,630.99 = 14,978.12/x
  3. Step 3: Cross multiply
    54,422.08x = 81,630.99 × 14,978.12
  4. Step 4: Simplify right side
    54,422.08x = 1,222,678,355.78
  5. Step 5: Solve for x
    x = 1,222,678,355.78/54,422.08
  6. Step 6: Final answer
    x = 22,466.59

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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.