Home / 27,585.90-38,068.30-15,010.66

Finding the Fourth Proportional to 27,585.90, 38,068.30 and 15,010.66

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Solution

The fourth proportional to 27,585.90, 38,068.30 and 15,010.66 is: 20,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,585.90 : 38,068.30 = 15,010.66 : x
  2. Step 2: Convert to fraction form
    27,585.90/38,068.30 = 15,010.66/x
  3. Step 3: Cross multiply
    27,585.90x = 38,068.30 × 15,010.66
  4. Step 4: Simplify right side
    27,585.90x = 571,430,308.08
  5. Step 5: Solve for x
    x = 571,430,308.08/27,585.90
  6. Step 6: Final answer
    x = 20,714.58

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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.