Home / 15,147.18-22,726.44-6,824.70

Finding the Fourth Proportional to 15,147.18, 22,726.44 and 6,824.70

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Solution

The fourth proportional to 15,147.18, 22,726.44 and 6,824.70 is: 10,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.18 : 22,726.44 = 6,824.70 : x
  2. Step 2: Convert to fraction form
    15,147.18/22,726.44 = 6,824.70/x
  3. Step 3: Cross multiply
    15,147.18x = 22,726.44 × 6,824.70
  4. Step 4: Simplify right side
    15,147.18x = 155,101,135.07
  5. Step 5: Solve for x
    x = 155,101,135.07/15,147.18
  6. Step 6: Final answer
    x = 10,239.60

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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.