Home / 27,316.29-37,697.49-15,217.86

Finding the Fourth Proportional to 27,316.29, 37,697.49 and 15,217.86

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Solution

The fourth proportional to 27,316.29, 37,697.49 and 15,217.86 is: 21,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.29 : 37,697.49 = 15,217.86 : x
  2. Step 2: Convert to fraction form
    27,316.29/37,697.49 = 15,217.86/x
  3. Step 3: Cross multiply
    27,316.29x = 37,697.49 × 15,217.86
  4. Step 4: Simplify right side
    27,316.29x = 573,675,125.17
  5. Step 5: Solve for x
    x = 573,675,125.17/27,316.29
  6. Step 6: Final answer
    x = 21,001.21

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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.