Home / 36,208.08-49,960.80-20,293.20

Finding the Fourth Proportional to 36,208.08, 49,960.80 and 20,293.20

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Solution

The fourth proportional to 36,208.08, 49,960.80 and 20,293.20 is: 28,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.08 : 49,960.80 = 20,293.20 : x
  2. Step 2: Convert to fraction form
    36,208.08/49,960.80 = 20,293.20/x
  3. Step 3: Cross multiply
    36,208.08x = 49,960.80 × 20,293.20
  4. Step 4: Simplify right side
    36,208.08x = 1,013,864,506.56
  5. Step 5: Solve for x
    x = 1,013,864,506.56/36,208.08
  6. Step 6: Final answer
    x = 28,001.06

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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.