Home / 27,581.15-38,100.42-26,557.02

Finding the Fourth Proportional to 27,581.15, 38,100.42 and 26,557.02

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Solution

The fourth proportional to 27,581.15, 38,100.42 and 26,557.02 is: 36,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.15 : 38,100.42 = 26,557.02 : x
  2. Step 2: Convert to fraction form
    27,581.15/38,100.42 = 26,557.02/x
  3. Step 3: Cross multiply
    27,581.15x = 38,100.42 × 26,557.02
  4. Step 4: Simplify right side
    27,581.15x = 1,011,833,615.95
  5. Step 5: Solve for x
    x = 1,011,833,615.95/27,581.15
  6. Step 6: Final answer
    x = 36,685.69

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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.