Home / 36,342.45-54,530.88-15,287.10

Finding the Fourth Proportional to 36,342.45, 54,530.88 and 15,287.10

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Solution

The fourth proportional to 36,342.45, 54,530.88 and 15,287.10 is: 22,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,342.45 : 54,530.88 = 15,287.10 : x
  2. Step 2: Convert to fraction form
    36,342.45/54,530.88 = 15,287.10/x
  3. Step 3: Cross multiply
    36,342.45x = 54,530.88 × 15,287.10
  4. Step 4: Simplify right side
    36,342.45x = 833,619,015.65
  5. Step 5: Solve for x
    x = 833,619,015.65/36,342.45
  6. Step 6: Final answer
    x = 22,937.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.