Home / 15,213.72-22,823.70-5,853.72

Finding the Fourth Proportional to 15,213.72, 22,823.70 and 5,853.72

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Solution

The fourth proportional to 15,213.72, 22,823.70 and 5,853.72 is: 8,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.72 : 22,823.70 = 5,853.72 : x
  2. Step 2: Convert to fraction form
    15,213.72/22,823.70 = 5,853.72/x
  3. Step 3: Cross multiply
    15,213.72x = 22,823.70 × 5,853.72
  4. Step 4: Simplify right side
    15,213.72x = 133,603,549.16
  5. Step 5: Solve for x
    x = 133,603,549.16/15,213.72
  6. Step 6: Final answer
    x = 8,781.78

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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.