Home / 39,549.66-59,332.38-14,589.78

Finding the Fourth Proportional to 39,549.66, 59,332.38 and 14,589.78

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Solution

The fourth proportional to 39,549.66, 59,332.38 and 14,589.78 is: 21,887.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,549.66 : 59,332.38 = 14,589.78 : x
  2. Step 2: Convert to fraction form
    39,549.66/59,332.38 = 14,589.78/x
  3. Step 3: Cross multiply
    39,549.66x = 59,332.38 × 14,589.78
  4. Step 4: Simplify right side
    39,549.66x = 865,646,371.08
  5. Step 5: Solve for x
    x = 865,646,371.08/39,549.66
  6. Step 6: Final answer
    x = 21,887.58

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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.