Home / 27,585.72-38,068.08-15,010.44

Finding the Fourth Proportional to 27,585.72, 38,068.08 and 15,010.44

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Solution

The fourth proportional to 27,585.72, 38,068.08 and 15,010.44 is: 20,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.72 : 38,068.08 = 15,010.44 : x
  2. Step 2: Convert to fraction form
    27,585.72/38,068.08 = 15,010.44/x
  3. Step 3: Cross multiply
    27,585.72x = 38,068.08 × 15,010.44
  4. Step 4: Simplify right side
    27,585.72x = 571,418,630.76
  5. Step 5: Solve for x
    x = 571,418,630.76/27,585.72
  6. Step 6: Final answer
    x = 20,714.29

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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.