Home / 36,042.30-49,733.46-20,124.72

Finding the Fourth Proportional to 36,042.30, 49,733.46 and 20,124.72

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Solution

The fourth proportional to 36,042.30, 49,733.46 and 20,124.72 is: 27,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.30 : 49,733.46 = 20,124.72 : x
  2. Step 2: Convert to fraction form
    36,042.30/49,733.46 = 20,124.72/x
  3. Step 3: Cross multiply
    36,042.30x = 49,733.46 × 20,124.72
  4. Step 4: Simplify right side
    36,042.30x = 1,000,871,957.13
  5. Step 5: Solve for x
    x = 1,000,871,957.13/36,042.30
  6. Step 6: Final answer
    x = 27,769.37

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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.