Home / 22,686.78-34,030.04-5,819.70

Finding the Fourth Proportional to 22,686.78, 34,030.04 and 5,819.70

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Solution

The fourth proportional to 22,686.78, 34,030.04 and 5,819.70 is: 8,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,686.78 : 34,030.04 = 5,819.70 : x
  2. Step 2: Convert to fraction form
    22,686.78/34,030.04 = 5,819.70/x
  3. Step 3: Cross multiply
    22,686.78x = 34,030.04 × 5,819.70
  4. Step 4: Simplify right side
    22,686.78x = 198,044,623.79
  5. Step 5: Solve for x
    x = 198,044,623.79/22,686.78
  6. Step 6: Final answer
    x = 8,729.52

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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.