Home / 27,353.08-37,747.38-15,416.92

Finding the Fourth Proportional to 27,353.08, 37,747.38 and 15,416.92

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Solution

The fourth proportional to 27,353.08, 37,747.38 and 15,416.92 is: 21,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353.08 : 37,747.38 = 15,416.92 : x
  2. Step 2: Convert to fraction form
    27,353.08/37,747.38 = 15,416.92/x
  3. Step 3: Cross multiply
    27,353.08x = 37,747.38 × 15,416.92
  4. Step 4: Simplify right side
    27,353.08x = 581,948,337.67
  5. Step 5: Solve for x
    x = 581,948,337.67/27,353.08
  6. Step 6: Final answer
    x = 21,275.42

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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.