Home / 22,780.03-34,174.08-6,984.70

Finding the Fourth Proportional to 22,780.03, 34,174.08 and 6,984.70

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Solution

The fourth proportional to 22,780.03, 34,174.08 and 6,984.70 is: 10,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.03 : 34,174.08 = 6,984.70 : x
  2. Step 2: Convert to fraction form
    22,780.03/34,174.08 = 6,984.70/x
  3. Step 3: Cross multiply
    22,780.03x = 34,174.08 × 6,984.70
  4. Step 4: Simplify right side
    22,780.03x = 238,695,696.58
  5. Step 5: Solve for x
    x = 238,695,696.58/22,780.03
  6. Step 6: Final answer
    x = 10,478.29

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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.