Home / 15,024.28-20,733.22-9,356.18

Finding the Fourth Proportional to 15,024.28, 20,733.22 and 9,356.18

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Solution

The fourth proportional to 15,024.28, 20,733.22 and 9,356.18 is: 12,911.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.28 : 20,733.22 = 9,356.18 : x
  2. Step 2: Convert to fraction form
    15,024.28/20,733.22 = 9,356.18/x
  3. Step 3: Cross multiply
    15,024.28x = 20,733.22 × 9,356.18
  4. Step 4: Simplify right side
    15,024.28x = 193,983,738.30
  5. Step 5: Solve for x
    x = 193,983,738.30/15,024.28
  6. Step 6: Final answer
    x = 12,911.35

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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.