Home / 39,518.12-54,538.72-22,523.24

Finding the Fourth Proportional to 39,518.12, 54,538.72 and 22,523.24

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Solution

The fourth proportional to 39,518.12, 54,538.72 and 22,523.24 is: 31,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,518.12 : 54,538.72 = 22,523.24 : x
  2. Step 2: Convert to fraction form
    39,518.12/54,538.72 = 22,523.24/x
  3. Step 3: Cross multiply
    39,518.12x = 54,538.72 × 22,523.24
  4. Step 4: Simplify right side
    39,518.12x = 1,228,388,679.85
  5. Step 5: Solve for x
    x = 1,228,388,679.85/39,518.12
  6. Step 6: Final answer
    x = 31,084.19

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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.