Home / 50,280.50-69,387.80-27,621.53

Finding the Fourth Proportional to 50,280.50, 69,387.80 and 27,621.53

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Solution

The fourth proportional to 50,280.50, 69,387.80 and 27,621.53 is: 38,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,280.50 : 69,387.80 = 27,621.53 : x
  2. Step 2: Convert to fraction form
    50,280.50/69,387.80 = 27,621.53/x
  3. Step 3: Cross multiply
    50,280.50x = 69,387.80 × 27,621.53
  4. Step 4: Simplify right side
    50,280.50x = 1,916,597,199.33
  5. Step 5: Solve for x
    x = 1,916,597,199.33/50,280.50
  6. Step 6: Final answer
    x = 38,118.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.