Home / 36,048.61-49,747.19-20,133.66

Finding the Fourth Proportional to 36,048.61, 49,747.19 and 20,133.66

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Solution

The fourth proportional to 36,048.61, 49,747.19 and 20,133.66 is: 27,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,048.61 : 49,747.19 = 20,133.66 : x
  2. Step 2: Convert to fraction form
    36,048.61/49,747.19 = 20,133.66/x
  3. Step 3: Cross multiply
    36,048.61x = 49,747.19 × 20,133.66
  4. Step 4: Simplify right side
    36,048.61x = 1,001,593,009.42
  5. Step 5: Solve for x
    x = 1,001,593,009.42/36,048.61
  6. Step 6: Final answer
    x = 27,784.51

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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.