Home / 15,009.62-22,520.55-6,242.90

Finding the Fourth Proportional to 15,009.62, 22,520.55 and 6,242.90

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Solution

The fourth proportional to 15,009.62, 22,520.55 and 6,242.90 is: 9,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.62 : 22,520.55 = 6,242.90 : x
  2. Step 2: Convert to fraction form
    15,009.62/22,520.55 = 6,242.90/x
  3. Step 3: Cross multiply
    15,009.62x = 22,520.55 × 6,242.90
  4. Step 4: Simplify right side
    15,009.62x = 140,593,541.60
  5. Step 5: Solve for x
    x = 140,593,541.60/15,009.62
  6. Step 6: Final answer
    x = 9,366.90

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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.