Home / 39,402.51-54,373.24-22,410.89

Finding the Fourth Proportional to 39,402.51, 54,373.24 and 22,410.89

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Solution

The fourth proportional to 39,402.51, 54,373.24 and 22,410.89 is: 30,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.51 : 54,373.24 = 22,410.89 : x
  2. Step 2: Convert to fraction form
    39,402.51/54,373.24 = 22,410.89/x
  3. Step 3: Cross multiply
    39,402.51x = 54,373.24 × 22,410.89
  4. Step 4: Simplify right side
    39,402.51x = 1,218,552,456.73
  5. Step 5: Solve for x
    x = 1,218,552,456.73/39,402.51
  6. Step 6: Final answer
    x = 30,925.75

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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.