Home / 27,576.83-38,055.89-15,001.58

Finding the Fourth Proportional to 27,576.83, 38,055.89 and 15,001.58

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Solution

The fourth proportional to 27,576.83, 38,055.89 and 15,001.58 is: 20,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,576.83 : 38,055.89 = 15,001.58 : x
  2. Step 2: Convert to fraction form
    27,576.83/38,055.89 = 15,001.58/x
  3. Step 3: Cross multiply
    27,576.83x = 38,055.89 × 15,001.58
  4. Step 4: Simplify right side
    27,576.83x = 570,898,213.02
  5. Step 5: Solve for x
    x = 570,898,213.02/27,576.83
  6. Step 6: Final answer
    x = 20,702.10

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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.