Home / 27,586.92-38,069.58-15,011.64

Finding the Fourth Proportional to 27,586.92, 38,069.58 and 15,011.64

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Solution

The fourth proportional to 27,586.92, 38,069.58 and 15,011.64 is: 20,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.92 : 38,069.58 = 15,011.64 : x
  2. Step 2: Convert to fraction form
    27,586.92/38,069.58 = 15,011.64/x
  3. Step 3: Cross multiply
    27,586.92x = 38,069.58 × 15,011.64
  4. Step 4: Simplify right side
    27,586.92x = 571,486,829.91
  5. Step 5: Solve for x
    x = 571,486,829.91/27,586.92
  6. Step 6: Final answer
    x = 20,715.86

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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.