Home / 39,301.12-54,226.32-22,301.52

Finding the Fourth Proportional to 39,301.12, 54,226.32 and 22,301.52

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Solution

The fourth proportional to 39,301.12, 54,226.32 and 22,301.52 is: 30,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,301.12 : 54,226.32 = 22,301.52 : x
  2. Step 2: Convert to fraction form
    39,301.12/54,226.32 = 22,301.52/x
  3. Step 3: Cross multiply
    39,301.12x = 54,226.32 × 22,301.52
  4. Step 4: Simplify right side
    39,301.12x = 1,209,329,360.01
  5. Step 5: Solve for x
    x = 1,209,329,360.01/39,301.12
  6. Step 6: Final answer
    x = 30,770.86

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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.