Home / 27,586.32-38,069.28-15,011.04

Finding the Fourth Proportional to 27,586.32, 38,069.28 and 15,011.04

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Solution

The fourth proportional to 27,586.32, 38,069.28 and 15,011.04 is: 20,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.32 : 38,069.28 = 15,011.04 : x
  2. Step 2: Convert to fraction form
    27,586.32/38,069.28 = 15,011.04/x
  3. Step 3: Cross multiply
    27,586.32x = 38,069.28 × 15,011.04
  4. Step 4: Simplify right side
    27,586.32x = 571,459,484.85
  5. Step 5: Solve for x
    x = 571,459,484.85/27,586.32
  6. Step 6: Final answer
    x = 20,715.32

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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.