Home / 27,316.29-37,583.76-21,337.59

Finding the Fourth Proportional to 27,316.29, 37,583.76 and 21,337.59

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Solution

The fourth proportional to 27,316.29, 37,583.76 and 21,337.59 is: 29,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.29 : 37,583.76 = 21,337.59 : x
  2. Step 2: Convert to fraction form
    27,316.29/37,583.76 = 21,337.59/x
  3. Step 3: Cross multiply
    27,316.29x = 37,583.76 × 21,337.59
  4. Step 4: Simplify right side
    27,316.29x = 801,946,861.54
  5. Step 5: Solve for x
    x = 801,946,861.54/27,316.29
  6. Step 6: Final answer
    x = 29,357.83

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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.