Home / 15,520.68-23,292.30-11,635.56

Finding the Fourth Proportional to 15,520.68, 23,292.30 and 11,635.56

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Solution

The fourth proportional to 15,520.68, 23,292.30 and 11,635.56 is: 17,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.68 : 23,292.30 = 11,635.56 : x
  2. Step 2: Convert to fraction form
    15,520.68/23,292.30 = 11,635.56/x
  3. Step 3: Cross multiply
    15,520.68x = 23,292.30 × 11,635.56
  4. Step 4: Simplify right side
    15,520.68x = 271,018,954.19
  5. Step 5: Solve for x
    x = 271,018,954.19/15,520.68
  6. Step 6: Final answer
    x = 17,461.80

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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.