Home / 36,159.04-49,900.32-20,245.12

Finding the Fourth Proportional to 36,159.04, 49,900.32 and 20,245.12

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Solution

The fourth proportional to 36,159.04, 49,900.32 and 20,245.12 is: 27,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159.04 : 49,900.32 = 20,245.12 : x
  2. Step 2: Convert to fraction form
    36,159.04/49,900.32 = 20,245.12/x
  3. Step 3: Cross multiply
    36,159.04x = 49,900.32 × 20,245.12
  4. Step 4: Simplify right side
    36,159.04x = 1,010,237,966.44
  5. Step 5: Solve for x
    x = 1,010,237,966.44/36,159.04
  6. Step 6: Final answer
    x = 27,938.74

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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.