Home / 36,747.12-55,087.86-13,357.08

Finding the Fourth Proportional to 36,747.12, 55,087.86 and 13,357.08

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Solution

The fourth proportional to 36,747.12, 55,087.86 and 13,357.08 is: 20,023.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,747.12 : 55,087.86 = 13,357.08 : x
  2. Step 2: Convert to fraction form
    36,747.12/55,087.86 = 13,357.08/x
  3. Step 3: Cross multiply
    36,747.12x = 55,087.86 × 13,357.08
  4. Step 4: Simplify right side
    36,747.12x = 735,812,953.05
  5. Step 5: Solve for x
    x = 735,812,953.05/36,747.12
  6. Step 6: Final answer
    x = 20,023.69

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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.