Home / 15,188.34-22,781.28-6,757.46

Finding the Fourth Proportional to 15,188.34, 22,781.28 and 6,757.46

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Solution

The fourth proportional to 15,188.34, 22,781.28 and 6,757.46 is: 10,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.34 : 22,781.28 = 6,757.46 : x
  2. Step 2: Convert to fraction form
    15,188.34/22,781.28 = 6,757.46/x
  3. Step 3: Cross multiply
    15,188.34x = 22,781.28 × 6,757.46
  4. Step 4: Simplify right side
    15,188.34x = 153,943,588.35
  5. Step 5: Solve for x
    x = 153,943,588.35/15,188.34
  6. Step 6: Final answer
    x = 10,135.64

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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.