Home / 15,117.18-22,672.13-5,756.82

Finding the Fourth Proportional to 15,117.18, 22,672.13 and 5,756.82

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Solution

The fourth proportional to 15,117.18, 22,672.13 and 5,756.82 is: 8,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117.18 : 22,672.13 = 5,756.82 : x
  2. Step 2: Convert to fraction form
    15,117.18/22,672.13 = 5,756.82/x
  3. Step 3: Cross multiply
    15,117.18x = 22,672.13 × 5,756.82
  4. Step 4: Simplify right side
    15,117.18x = 130,519,401.34
  5. Step 5: Solve for x
    x = 130,519,401.34/15,117.18
  6. Step 6: Final answer
    x = 8,633.84

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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.