Home / 15,180.10-22,764.68-6,415.70

Finding the Fourth Proportional to 15,180.10, 22,764.68 and 6,415.70

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Solution

The fourth proportional to 15,180.10, 22,764.68 and 6,415.70 is: 9,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.10 : 22,764.68 = 6,415.70 : x
  2. Step 2: Convert to fraction form
    15,180.10/22,764.68 = 6,415.70/x
  3. Step 3: Cross multiply
    15,180.10x = 22,764.68 × 6,415.70
  4. Step 4: Simplify right side
    15,180.10x = 146,051,357.48
  5. Step 5: Solve for x
    x = 146,051,357.48/15,180.10
  6. Step 6: Final answer
    x = 9,621.24

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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.