Home / 15,024.42-20,733.80-8,310.22

Finding the Fourth Proportional to 15,024.42, 20,733.80 and 8,310.22

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Solution

The fourth proportional to 15,024.42, 20,733.80 and 8,310.22 is: 11,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.42 : 20,733.80 = 8,310.22 : x
  2. Step 2: Convert to fraction form
    15,024.42/20,733.80 = 8,310.22/x
  3. Step 3: Cross multiply
    15,024.42x = 20,733.80 × 8,310.22
  4. Step 4: Simplify right side
    15,024.42x = 172,302,346.05
  5. Step 5: Solve for x
    x = 172,302,346.05/15,024.42
  6. Step 6: Final answer
    x = 11,468.15

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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.