Home / 52,718.25-79,081.43-15,278.83

Finding the Fourth Proportional to 52,718.25, 79,081.43 and 15,278.83

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Solution

The fourth proportional to 52,718.25, 79,081.43 and 15,278.83 is: 22,919.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,718.25 : 79,081.43 = 15,278.83 : x
  2. Step 2: Convert to fraction form
    52,718.25/79,081.43 = 15,278.83/x
  3. Step 3: Cross multiply
    52,718.25x = 79,081.43 × 15,278.83
  4. Step 4: Simplify right side
    52,718.25x = 1,208,271,725.13
  5. Step 5: Solve for x
    x = 1,208,271,725.13/52,718.25
  6. Step 6: Final answer
    x = 22,919.42

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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.