Home / 43,307.27-64,951.11-13,708.96

Finding the Fourth Proportional to 43,307.27, 64,951.11 and 13,708.96

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Solution

The fourth proportional to 43,307.27, 64,951.11 and 13,708.96 is: 20,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,307.27 : 64,951.11 = 13,708.96 : x
  2. Step 2: Convert to fraction form
    43,307.27/64,951.11 = 13,708.96/x
  3. Step 3: Cross multiply
    43,307.27x = 64,951.11 × 13,708.96
  4. Step 4: Simplify right side
    43,307.27x = 890,412,208.52
  5. Step 5: Solve for x
    x = 890,412,208.52/43,307.27
  6. Step 6: Final answer
    x = 20,560.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.