Home / 52,870.38-79,305.56-15,934.38

Finding the Fourth Proportional to 52,870.38, 79,305.56 and 15,934.38

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Solution

The fourth proportional to 52,870.38, 79,305.56 and 15,934.38 is: 23,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.38 : 79,305.56 = 15,934.38 : x
  2. Step 2: Convert to fraction form
    52,870.38/79,305.56 = 15,934.38/x
  3. Step 3: Cross multiply
    52,870.38x = 79,305.56 × 15,934.38
  4. Step 4: Simplify right side
    52,870.38x = 1,263,684,929.15
  5. Step 5: Solve for x
    x = 1,263,684,929.15/52,870.38
  6. Step 6: Final answer
    x = 23,901.57

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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.