Home / 14,592.30-20,135.78-10,617.90

Finding the Fourth Proportional to 14,592.30, 20,135.78 and 10,617.90

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Solution

The fourth proportional to 14,592.30, 20,135.78 and 10,617.90 is: 14,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592.30 : 20,135.78 = 10,617.90 : x
  2. Step 2: Convert to fraction form
    14,592.30/20,135.78 = 10,617.90/x
  3. Step 3: Cross multiply
    14,592.30x = 20,135.78 × 10,617.90
  4. Step 4: Simplify right side
    14,592.30x = 213,799,698.46
  5. Step 5: Solve for x
    x = 213,799,698.46/14,592.30
  6. Step 6: Final answer
    x = 14,651.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.