Home / 27,586.13-38,068.68-15,010.93

Finding the Fourth Proportional to 27,586.13, 38,068.68 and 15,010.93

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Solution

The fourth proportional to 27,586.13, 38,068.68 and 15,010.93 is: 20,714.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.13 : 38,068.68 = 15,010.93 : x
  2. Step 2: Convert to fraction form
    27,586.13/38,068.68 = 15,010.93/x
  3. Step 3: Cross multiply
    27,586.13x = 38,068.68 × 15,010.93
  4. Step 4: Simplify right side
    27,586.13x = 571,446,290.67
  5. Step 5: Solve for x
    x = 571,446,290.67/27,586.13
  6. Step 6: Final answer
    x = 20,714.99

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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.