Home / 34,821.14-52,242.12-13,764.15

Finding the Fourth Proportional to 34,821.14, 52,242.12 and 13,764.15

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Solution

The fourth proportional to 34,821.14, 52,242.12 and 13,764.15 is: 20,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.14 : 52,242.12 = 13,764.15 : x
  2. Step 2: Convert to fraction form
    34,821.14/52,242.12 = 13,764.15/x
  3. Step 3: Cross multiply
    34,821.14x = 52,242.12 × 13,764.15
  4. Step 4: Simplify right side
    34,821.14x = 719,068,376.00
  5. Step 5: Solve for x
    x = 719,068,376.00/34,821.14
  6. Step 6: Final answer
    x = 20,650.34

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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.