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Finding the Fourth Proportional to 44,249.40, 66,276.90 and 38,417.40

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Solution

The fourth proportional to 44,249.40, 66,276.90 and 38,417.40 is: 57,541.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,249.40 : 66,276.90 = 38,417.40 : x
  2. Step 2: Convert to fraction form
    44,249.40/66,276.90 = 38,417.40/x
  3. Step 3: Cross multiply
    44,249.40x = 66,276.90 × 38,417.40
  4. Step 4: Simplify right side
    44,249.40x = 2,546,186,178.06
  5. Step 5: Solve for x
    x = 2,546,186,178.06/44,249.40
  6. Step 6: Final answer
    x = 57,541.71

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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.