Home / 38,862.33-58,278.84-12,560.01

Finding the Fourth Proportional to 38,862.33, 58,278.84 and 12,560.01

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Solution

The fourth proportional to 38,862.33, 58,278.84 and 12,560.01 is: 18,835.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,862.33 : 58,278.84 = 12,560.01 : x
  2. Step 2: Convert to fraction form
    38,862.33/58,278.84 = 12,560.01/x
  3. Step 3: Cross multiply
    38,862.33x = 58,278.84 × 12,560.01
  4. Step 4: Simplify right side
    38,862.33x = 731,982,813.19
  5. Step 5: Solve for x
    x = 731,982,813.19/38,862.33
  6. Step 6: Final answer
    x = 18,835.28

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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.