Home / 34,755.34-52,122-12,565.78

Finding the Fourth Proportional to 34,755.34, 52,122 and 12,565.78

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Solution

The fourth proportional to 34,755.34, 52,122 and 12,565.78 is: 18,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755.34 : 52,122 = 12,565.78 : x
  2. Step 2: Convert to fraction form
    34,755.34/52,122 = 12,565.78/x
  3. Step 3: Cross multiply
    34,755.34x = 52,122 × 12,565.78
  4. Step 4: Simplify right side
    34,755.34x = 654,953,585.16
  5. Step 5: Solve for x
    x = 654,953,585.16/34,755.34
  6. Step 6: Final answer
    x = 18,844.69

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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.