Home / 27,337.86-37,727.01-15,401.61

Finding the Fourth Proportional to 27,337.86, 37,727.01 and 15,401.61

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Solution

The fourth proportional to 27,337.86, 37,727.01 and 15,401.61 is: 21,254.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,337.86 : 37,727.01 = 15,401.61 : x
  2. Step 2: Convert to fraction form
    27,337.86/37,727.01 = 15,401.61/x
  3. Step 3: Cross multiply
    27,337.86x = 37,727.01 × 15,401.61
  4. Step 4: Simplify right side
    27,337.86x = 581,056,694.49
  5. Step 5: Solve for x
    x = 581,056,694.49/27,337.86
  6. Step 6: Final answer
    x = 21,254.65

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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.