Home / 52,376.71-78,517.41-19,089.19

Finding the Fourth Proportional to 52,376.71, 78,517.41 and 19,089.19

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Solution

The fourth proportional to 52,376.71, 78,517.41 and 19,089.19 is: 28,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,376.71 : 78,517.41 = 19,089.19 : x
  2. Step 2: Convert to fraction form
    52,376.71/78,517.41 = 19,089.19/x
  3. Step 3: Cross multiply
    52,376.71x = 78,517.41 × 19,089.19
  4. Step 4: Simplify right side
    52,376.71x = 1,498,833,757.80
  5. Step 5: Solve for x
    x = 1,498,833,757.80/52,376.71
  6. Step 6: Final answer
    x = 28,616.42

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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.