Home / 39,338.03-54,306.54-26,658.20

Finding the Fourth Proportional to 39,338.03, 54,306.54 and 26,658.20

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Solution

The fourth proportional to 39,338.03, 54,306.54 and 26,658.20 is: 36,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.03 : 54,306.54 = 26,658.20 : x
  2. Step 2: Convert to fraction form
    39,338.03/54,306.54 = 26,658.20/x
  3. Step 3: Cross multiply
    39,338.03x = 54,306.54 × 26,658.20
  4. Step 4: Simplify right side
    39,338.03x = 1,447,714,333.10
  5. Step 5: Solve for x
    x = 1,447,714,333.10/39,338.03
  6. Step 6: Final answer
    x = 36,801.91

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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.