Home / 15,207.92-22,819.10-10,535.12

Finding the Fourth Proportional to 15,207.92, 22,819.10 and 10,535.12

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Solution

The fourth proportional to 15,207.92, 22,819.10 and 10,535.12 is: 15,807.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.92 : 22,819.10 = 10,535.12 : x
  2. Step 2: Convert to fraction form
    15,207.92/22,819.10 = 10,535.12/x
  3. Step 3: Cross multiply
    15,207.92x = 22,819.10 × 10,535.12
  4. Step 4: Simplify right side
    15,207.92x = 240,401,956.79
  5. Step 5: Solve for x
    x = 240,401,956.79/15,207.92
  6. Step 6: Final answer
    x = 15,807.68

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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.