Home / 27,061.86-37,345.24-15,125.18

Finding the Fourth Proportional to 27,061.86, 37,345.24 and 15,125.18

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Solution

The fourth proportional to 27,061.86, 37,345.24 and 15,125.18 is: 20,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.86 : 37,345.24 = 15,125.18 : x
  2. Step 2: Convert to fraction form
    27,061.86/37,345.24 = 15,125.18/x
  3. Step 3: Cross multiply
    27,061.86x = 37,345.24 × 15,125.18
  4. Step 4: Simplify right side
    27,061.86x = 564,853,477.14
  5. Step 5: Solve for x
    x = 564,853,477.14/27,061.86
  6. Step 6: Final answer
    x = 20,872.68

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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.