Home / 27,207.38-37,545.81-15,270.50

Finding the Fourth Proportional to 27,207.38, 37,545.81 and 15,270.50

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Solution

The fourth proportional to 27,207.38, 37,545.81 and 15,270.50 is: 21,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.38 : 37,545.81 = 15,270.50 : x
  2. Step 2: Convert to fraction form
    27,207.38/37,545.81 = 15,270.50/x
  3. Step 3: Cross multiply
    27,207.38x = 37,545.81 × 15,270.50
  4. Step 4: Simplify right side
    27,207.38x = 573,343,291.61
  5. Step 5: Solve for x
    x = 573,343,291.61/27,207.38
  6. Step 6: Final answer
    x = 21,073.08

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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.