Home / 15,180.29-22,764.97-6,415.89

Finding the Fourth Proportional to 15,180.29, 22,764.97 and 6,415.89

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Solution

The fourth proportional to 15,180.29, 22,764.97 and 6,415.89 is: 9,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.29 : 22,764.97 = 6,415.89 : x
  2. Step 2: Convert to fraction form
    15,180.29/22,764.97 = 6,415.89/x
  3. Step 3: Cross multiply
    15,180.29x = 22,764.97 × 6,415.89
  4. Step 4: Simplify right side
    15,180.29x = 146,057,543.37
  5. Step 5: Solve for x
    x = 146,057,543.37/15,180.29
  6. Step 6: Final answer
    x = 9,621.53

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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.