Home / 10,423.85-15,635.84-2,632.66

Finding the Fourth Proportional to 10,423.85, 15,635.84 and 2,632.66

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Solution

The fourth proportional to 10,423.85, 15,635.84 and 2,632.66 is: 3,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.85 : 15,635.84 = 2,632.66 : x
  2. Step 2: Convert to fraction form
    10,423.85/15,635.84 = 2,632.66/x
  3. Step 3: Cross multiply
    10,423.85x = 15,635.84 × 2,632.66
  4. Step 4: Simplify right side
    10,423.85x = 41,163,798.28
  5. Step 5: Solve for x
    x = 41,163,798.28/10,423.85
  6. Step 6: Final answer
    x = 3,949.00

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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.