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Finding the Fourth Proportional to 34,764.25, 52,148.00 and 10,140.25

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Solution

The fourth proportional to 34,764.25, 52,148.00 and 10,140.25 is: 15,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,764.25 : 52,148.00 = 10,140.25 : x
  2. Step 2: Convert to fraction form
    34,764.25/52,148.00 = 10,140.25/x
  3. Step 3: Cross multiply
    34,764.25x = 52,148.00 × 10,140.25
  4. Step 4: Simplify right side
    34,764.25x = 528,793,706.30
  5. Step 5: Solve for x
    x = 528,793,706.30/34,764.25
  6. Step 6: Final answer
    x = 15,210.85

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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.