Home / 36,148.22-49,884.79-21,049.68

Finding the Fourth Proportional to 36,148.22, 49,884.79 and 21,049.68

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Solution

The fourth proportional to 36,148.22, 49,884.79 and 21,049.68 is: 29,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,148.22 : 49,884.79 = 21,049.68 : x
  2. Step 2: Convert to fraction form
    36,148.22/49,884.79 = 21,049.68/x
  3. Step 3: Cross multiply
    36,148.22x = 49,884.79 × 21,049.68
  4. Step 4: Simplify right side
    36,148.22x = 1,050,058,866.37
  5. Step 5: Solve for x
    x = 1,050,058,866.37/36,148.22
  6. Step 6: Final answer
    x = 29,048.70

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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.