Home / 57,726.18-86,634.63-29,645.10

Finding the Fourth Proportional to 57,726.18, 86,634.63 and 29,645.10

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Solution

The fourth proportional to 57,726.18, 86,634.63 and 29,645.10 is: 44,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726.18 : 86,634.63 = 29,645.10 : x
  2. Step 2: Convert to fraction form
    57,726.18/86,634.63 = 29,645.10/x
  3. Step 3: Cross multiply
    57,726.18x = 86,634.63 × 29,645.10
  4. Step 4: Simplify right side
    57,726.18x = 2,568,292,269.81
  5. Step 5: Solve for x
    x = 2,568,292,269.81/57,726.18
  6. Step 6: Final answer
    x = 44,490.94

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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.