Home / 39,864.12-59,806.52-17,672.16

Finding the Fourth Proportional to 39,864.12, 59,806.52 and 17,672.16

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Solution

The fourth proportional to 39,864.12, 59,806.52 and 17,672.16 is: 26,512.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864.12 : 59,806.52 = 17,672.16 : x
  2. Step 2: Convert to fraction form
    39,864.12/59,806.52 = 17,672.16/x
  3. Step 3: Cross multiply
    39,864.12x = 59,806.52 × 17,672.16
  4. Step 4: Simplify right side
    39,864.12x = 1,056,910,390.48
  5. Step 5: Solve for x
    x = 1,056,910,390.48/39,864.12
  6. Step 6: Final answer
    x = 26,512.82

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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.