Home / 15,280.30-22,920.82-4,750.65

Finding the Fourth Proportional to 15,280.30, 22,920.82 and 4,750.65

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Solution

The fourth proportional to 15,280.30, 22,920.82 and 4,750.65 is: 7,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.30 : 22,920.82 = 4,750.65 : x
  2. Step 2: Convert to fraction form
    15,280.30/22,920.82 = 4,750.65/x
  3. Step 3: Cross multiply
    15,280.30x = 22,920.82 × 4,750.65
  4. Step 4: Simplify right side
    15,280.30x = 108,888,808.38
  5. Step 5: Solve for x
    x = 108,888,808.38/15,280.30
  6. Step 6: Final answer
    x = 7,126.09

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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.