Home / 27,447.12-37,877.18-14,871.87

Finding the Fourth Proportional to 27,447.12, 37,877.18 and 14,871.87

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Solution

The fourth proportional to 27,447.12, 37,877.18 and 14,871.87 is: 20,523.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.12 : 37,877.18 = 14,871.87 : x
  2. Step 2: Convert to fraction form
    27,447.12/37,877.18 = 14,871.87/x
  3. Step 3: Cross multiply
    27,447.12x = 37,877.18 × 14,871.87
  4. Step 4: Simplify right side
    27,447.12x = 563,304,422.57
  5. Step 5: Solve for x
    x = 563,304,422.57/27,447.12
  6. Step 6: Final answer
    x = 20,523.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.