Home / 18,691.84-28,037.16-7,595.24

Finding the Fourth Proportional to 18,691.84, 28,037.16 and 7,595.24

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Solution

The fourth proportional to 18,691.84, 28,037.16 and 7,595.24 is: 11,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691.84 : 28,037.16 = 7,595.24 : x
  2. Step 2: Convert to fraction form
    18,691.84/28,037.16 = 7,595.24/x
  3. Step 3: Cross multiply
    18,691.84x = 28,037.16 × 7,595.24
  4. Step 4: Simplify right side
    18,691.84x = 212,948,959.12
  5. Step 5: Solve for x
    x = 212,948,959.12/18,691.84
  6. Step 6: Final answer
    x = 11,392.62

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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.