Home / 25,484.58-38,217.12-7,711.56

Finding the Fourth Proportional to 25,484.58, 38,217.12 and 7,711.56

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Solution

The fourth proportional to 25,484.58, 38,217.12 and 7,711.56 is: 11,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.58 : 38,217.12 = 7,711.56 : x
  2. Step 2: Convert to fraction form
    25,484.58/38,217.12 = 7,711.56/x
  3. Step 3: Cross multiply
    25,484.58x = 38,217.12 × 7,711.56
  4. Step 4: Simplify right side
    25,484.58x = 294,713,613.91
  5. Step 5: Solve for x
    x = 294,713,613.91/25,484.58
  6. Step 6: Final answer
    x = 11,564.39

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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.