Home / 23,527.12-35,459.78-20,279.42

Finding the Fourth Proportional to 23,527.12, 35,459.78 and 20,279.42

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Solution

The fourth proportional to 23,527.12, 35,459.78 and 20,279.42 is: 30,564.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,527.12 : 35,459.78 = 20,279.42 : x
  2. Step 2: Convert to fraction form
    23,527.12/35,459.78 = 20,279.42/x
  3. Step 3: Cross multiply
    23,527.12x = 35,459.78 × 20,279.42
  4. Step 4: Simplify right side
    23,527.12x = 719,103,771.73
  5. Step 5: Solve for x
    x = 719,103,771.73/23,527.12
  6. Step 6: Final answer
    x = 30,564.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.