Home / 52,180.46-78,282.02-17,118.80

Finding the Fourth Proportional to 52,180.46, 78,282.02 and 17,118.80

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Solution

The fourth proportional to 52,180.46, 78,282.02 and 17,118.80 is: 25,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180.46 : 78,282.02 = 17,118.80 : x
  2. Step 2: Convert to fraction form
    52,180.46/78,282.02 = 17,118.80/x
  3. Step 3: Cross multiply
    52,180.46x = 78,282.02 × 17,118.80
  4. Step 4: Simplify right side
    52,180.46x = 1,340,093,895.36
  5. Step 5: Solve for x
    x = 1,340,093,895.36/52,180.46
  6. Step 6: Final answer
    x = 25,681.91

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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.