Home / 19,298.61-28,929.42-6,142.41

Finding the Fourth Proportional to 19,298.61, 28,929.42 and 6,142.41

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Solution

The fourth proportional to 19,298.61, 28,929.42 and 6,142.41 is: 9,207.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298.61 : 28,929.42 = 6,142.41 : x
  2. Step 2: Convert to fraction form
    19,298.61/28,929.42 = 6,142.41/x
  3. Step 3: Cross multiply
    19,298.61x = 28,929.42 × 6,142.41
  4. Step 4: Simplify right side
    19,298.61x = 177,696,358.70
  5. Step 5: Solve for x
    x = 177,696,358.70/19,298.61
  6. Step 6: Final answer
    x = 9,207.73

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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.