Home / 39,521.64-54,542.16-22,531.08

Finding the Fourth Proportional to 39,521.64, 54,542.16 and 22,531.08

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Solution

The fourth proportional to 39,521.64, 54,542.16 and 22,531.08 is: 31,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,521.64 : 54,542.16 = 22,531.08 : x
  2. Step 2: Convert to fraction form
    39,521.64/54,542.16 = 22,531.08/x
  3. Step 3: Cross multiply
    39,521.64x = 54,542.16 × 22,531.08
  4. Step 4: Simplify right side
    39,521.64x = 1,228,893,770.33
  5. Step 5: Solve for x
    x = 1,228,893,770.33/39,521.64
  6. Step 6: Final answer
    x = 31,094.20

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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.