Home / 15,448.69-23,117.64-13,375.83

Finding the Fourth Proportional to 15,448.69, 23,117.64 and 13,375.83

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Solution

The fourth proportional to 15,448.69, 23,117.64 and 13,375.83 is: 20,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.69 : 23,117.64 = 13,375.83 : x
  2. Step 2: Convert to fraction form
    15,448.69/23,117.64 = 13,375.83/x
  3. Step 3: Cross multiply
    15,448.69x = 23,117.64 × 13,375.83
  4. Step 4: Simplify right side
    15,448.69x = 309,217,659.17
  5. Step 5: Solve for x
    x = 309,217,659.17/15,448.69
  6. Step 6: Final answer
    x = 20,015.78

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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.