Home / 15,280.26-22,920.40-4,187.04

Finding the Fourth Proportional to 15,280.26, 22,920.40 and 4,187.04

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Solution

The fourth proportional to 15,280.26, 22,920.40 and 4,187.04 is: 6,280.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.26 : 22,920.40 = 4,187.04 : x
  2. Step 2: Convert to fraction form
    15,280.26/22,920.40 = 4,187.04/x
  3. Step 3: Cross multiply
    15,280.26x = 22,920.40 × 4,187.04
  4. Step 4: Simplify right side
    15,280.26x = 95,968,631.62
  5. Step 5: Solve for x
    x = 95,968,631.62/15,280.26
  6. Step 6: Final answer
    x = 6,280.56

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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.