Home / 36,162.48-49,903.20-20,248.32

Finding the Fourth Proportional to 36,162.48, 49,903.20 and 20,248.32

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Solution

The fourth proportional to 36,162.48, 49,903.20 and 20,248.32 is: 27,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162.48 : 49,903.20 = 20,248.32 : x
  2. Step 2: Convert to fraction form
    36,162.48/49,903.20 = 20,248.32/x
  3. Step 3: Cross multiply
    36,162.48x = 49,903.20 × 20,248.32
  4. Step 4: Simplify right side
    36,162.48x = 1,010,455,962.62
  5. Step 5: Solve for x
    x = 1,010,455,962.62/36,162.48
  6. Step 6: Final answer
    x = 27,942.11

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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.