Home / 22,781.03-34,176.56-6,988.23

Finding the Fourth Proportional to 22,781.03, 34,176.56 and 6,988.23

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Solution

The fourth proportional to 22,781.03, 34,176.56 and 6,988.23 is: 10,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.03 : 34,176.56 = 6,988.23 : x
  2. Step 2: Convert to fraction form
    22,781.03/34,176.56 = 6,988.23/x
  3. Step 3: Cross multiply
    22,781.03x = 34,176.56 × 6,988.23
  4. Step 4: Simplify right side
    22,781.03x = 238,833,626.95
  5. Step 5: Solve for x
    x = 238,833,626.95/22,781.03
  6. Step 6: Final answer
    x = 10,483.88

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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.