Home / 39,291.88-54,209.40-22,294.24

Finding the Fourth Proportional to 39,291.88, 54,209.40 and 22,294.24

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Solution

The fourth proportional to 39,291.88, 54,209.40 and 22,294.24 is: 30,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,291.88 : 54,209.40 = 22,294.24 : x
  2. Step 2: Convert to fraction form
    39,291.88/54,209.40 = 22,294.24/x
  3. Step 3: Cross multiply
    39,291.88x = 54,209.40 × 22,294.24
  4. Step 4: Simplify right side
    39,291.88x = 1,208,557,373.86
  5. Step 5: Solve for x
    x = 1,208,557,373.86/39,291.88
  6. Step 6: Final answer
    x = 30,758.45

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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.