Home / 15,794.40-23,717.20-11,442.40

Finding the Fourth Proportional to 15,794.40, 23,717.20 and 11,442.40

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Solution

The fourth proportional to 15,794.40, 23,717.20 and 11,442.40 is: 17,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,794.40 : 23,717.20 = 11,442.40 : x
  2. Step 2: Convert to fraction form
    15,794.40/23,717.20 = 11,442.40/x
  3. Step 3: Cross multiply
    15,794.40x = 23,717.20 × 11,442.40
  4. Step 4: Simplify right side
    15,794.40x = 271,381,689.28
  5. Step 5: Solve for x
    x = 271,381,689.28/15,794.40
  6. Step 6: Final answer
    x = 17,182.15

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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.