Home / 54,466.14-81,657.74-28,154.10

Finding the Fourth Proportional to 54,466.14, 81,657.74 and 28,154.10

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Solution

The fourth proportional to 54,466.14, 81,657.74 and 28,154.10 is: 42,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,466.14 : 81,657.74 = 28,154.10 : x
  2. Step 2: Convert to fraction form
    54,466.14/81,657.74 = 28,154.10/x
  3. Step 3: Cross multiply
    54,466.14x = 81,657.74 × 28,154.10
  4. Step 4: Simplify right side
    54,466.14x = 2,299,000,177.73
  5. Step 5: Solve for x
    x = 2,299,000,177.73/54,466.14
  6. Step 6: Final answer
    x = 42,209.71

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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.