Home / 27,323.29-37,705.05-15,387.13

Finding the Fourth Proportional to 27,323.29, 37,705.05 and 15,387.13

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Solution

The fourth proportional to 27,323.29, 37,705.05 and 15,387.13 is: 21,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.29 : 37,705.05 = 15,387.13 : x
  2. Step 2: Convert to fraction form
    27,323.29/37,705.05 = 15,387.13/x
  3. Step 3: Cross multiply
    27,323.29x = 37,705.05 × 15,387.13
  4. Step 4: Simplify right side
    27,323.29x = 580,172,506.01
  5. Step 5: Solve for x
    x = 580,172,506.01/27,323.29
  6. Step 6: Final answer
    x = 21,233.63

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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.