Home / 10,423.40-15,635.17-2,632.21

Finding the Fourth Proportional to 10,423.40, 15,635.17 and 2,632.21

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Solution

The fourth proportional to 10,423.40, 15,635.17 and 2,632.21 is: 3,948.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.40 : 15,635.17 = 2,632.21 : x
  2. Step 2: Convert to fraction form
    10,423.40/15,635.17 = 2,632.21/x
  3. Step 3: Cross multiply
    10,423.40x = 15,635.17 × 2,632.21
  4. Step 4: Simplify right side
    10,423.40x = 41,155,050.83
  5. Step 5: Solve for x
    x = 41,155,050.83/10,423.40
  6. Step 6: Final answer
    x = 3,948.33

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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.