Home / 27,586.56-38,070.24-15,012.16

Finding the Fourth Proportional to 27,586.56, 38,070.24 and 15,012.16

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Solution

The fourth proportional to 27,586.56, 38,070.24 and 15,012.16 is: 20,717.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.56 : 38,070.24 = 15,012.16 : x
  2. Step 2: Convert to fraction form
    27,586.56/38,070.24 = 15,012.16/x
  3. Step 3: Cross multiply
    27,586.56x = 38,070.24 × 15,012.16
  4. Step 4: Simplify right side
    27,586.56x = 571,516,534.12
  5. Step 5: Solve for x
    x = 571,516,534.12/27,586.56
  6. Step 6: Final answer
    x = 20,717.21

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Double scale
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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.