Home / 39,507.84-54,520.28-22,513.08

Finding the Fourth Proportional to 39,507.84, 54,520.28 and 22,513.08

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Solution

The fourth proportional to 39,507.84, 54,520.28 and 22,513.08 is: 31,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,507.84 : 54,520.28 = 22,513.08 : x
  2. Step 2: Convert to fraction form
    39,507.84/54,520.28 = 22,513.08/x
  3. Step 3: Cross multiply
    39,507.84x = 54,520.28 × 22,513.08
  4. Step 4: Simplify right side
    39,507.84x = 1,227,419,312.70
  5. Step 5: Solve for x
    x = 1,227,419,312.70/39,507.84
  6. Step 6: Final answer
    x = 31,067.74

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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.