Home / 36,919.13-55,378.69-9,217.13

Finding the Fourth Proportional to 36,919.13, 55,378.69 and 9,217.13

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Solution

The fourth proportional to 36,919.13, 55,378.69 and 9,217.13 is: 13,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,919.13 : 55,378.69 = 9,217.13 : x
  2. Step 2: Convert to fraction form
    36,919.13/55,378.69 = 9,217.13/x
  3. Step 3: Cross multiply
    36,919.13x = 55,378.69 × 9,217.13
  4. Step 4: Simplify right side
    36,919.13x = 510,432,285.02
  5. Step 5: Solve for x
    x = 510,432,285.02/36,919.13
  6. Step 6: Final answer
    x = 13,825.69

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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.