Home / 27,061.93-37,345.34-15,125.30

Finding the Fourth Proportional to 27,061.93, 37,345.34 and 15,125.30

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Solution

The fourth proportional to 27,061.93, 37,345.34 and 15,125.30 is: 20,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.93 : 37,345.34 = 15,125.30 : x
  2. Step 2: Convert to fraction form
    27,061.93/37,345.34 = 15,125.30/x
  3. Step 3: Cross multiply
    27,061.93x = 37,345.34 × 15,125.30
  4. Step 4: Simplify right side
    27,061.93x = 564,859,208.75
  5. Step 5: Solve for x
    x = 564,859,208.75/27,061.93
  6. Step 6: Final answer
    x = 20,872.84

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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.