Home / 39,451.59-54,444.14-21,546.44

Finding the Fourth Proportional to 39,451.59, 54,444.14 and 21,546.44

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Solution

The fourth proportional to 39,451.59, 54,444.14 and 21,546.44 is: 29,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,451.59 : 54,444.14 = 21,546.44 : x
  2. Step 2: Convert to fraction form
    39,451.59/54,444.14 = 21,546.44/x
  3. Step 3: Cross multiply
    39,451.59x = 54,444.14 × 21,546.44
  4. Step 4: Simplify right side
    39,451.59x = 1,173,077,288.13
  5. Step 5: Solve for x
    x = 1,173,077,288.13/39,451.59
  6. Step 6: Final answer
    x = 29,734.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.