Home / 52,315.76-78,454.20-17,246

Finding the Fourth Proportional to 52,315.76, 78,454.20 and 17,246

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Solution

The fourth proportional to 52,315.76, 78,454.20 and 17,246 is: 25,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,315.76 : 78,454.20 = 17,246 : x
  2. Step 2: Convert to fraction form
    52,315.76/78,454.20 = 17,246/x
  3. Step 3: Cross multiply
    52,315.76x = 78,454.20 × 17,246
  4. Step 4: Simplify right side
    52,315.76x = 1,353,021,133.20
  5. Step 5: Solve for x
    x = 1,353,021,133.20/52,315.76
  6. Step 6: Final answer
    x = 25,862.59

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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.