Home / 27,946.92-38,586.50-18,535.08

Finding the Fourth Proportional to 27,946.92, 38,586.50 and 18,535.08

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Solution

The fourth proportional to 27,946.92, 38,586.50 and 18,535.08 is: 25,591.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946.92 : 38,586.50 = 18,535.08 : x
  2. Step 2: Convert to fraction form
    27,946.92/38,586.50 = 18,535.08/x
  3. Step 3: Cross multiply
    27,946.92x = 38,586.50 × 18,535.08
  4. Step 4: Simplify right side
    27,946.92x = 715,203,864.42
  5. Step 5: Solve for x
    x = 715,203,864.42/27,946.92
  6. Step 6: Final answer
    x = 25,591.51

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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.