Home / 27,577.10-38,055.30-15,001.85

Finding the Fourth Proportional to 27,577.10, 38,055.30 and 15,001.85

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Solution

The fourth proportional to 27,577.10, 38,055.30 and 15,001.85 is: 20,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,577.10 : 38,055.30 = 15,001.85 : x
  2. Step 2: Convert to fraction form
    27,577.10/38,055.30 = 15,001.85/x
  3. Step 3: Cross multiply
    27,577.10x = 38,055.30 × 15,001.85
  4. Step 4: Simplify right side
    27,577.10x = 570,899,902.31
  5. Step 5: Solve for x
    x = 570,899,902.31/27,577.10
  6. Step 6: Final answer
    x = 20,701.96

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1.5x scale

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.