Home / 52,046.79-78,080.99-20,884.47

Finding the Fourth Proportional to 52,046.79, 78,080.99 and 20,884.47

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Solution

The fourth proportional to 52,046.79, 78,080.99 and 20,884.47 is: 31,331.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,046.79 : 78,080.99 = 20,884.47 : x
  2. Step 2: Convert to fraction form
    52,046.79/78,080.99 = 20,884.47/x
  3. Step 3: Cross multiply
    52,046.79x = 78,080.99 × 20,884.47
  4. Step 4: Simplify right side
    52,046.79x = 1,630,680,093.23
  5. Step 5: Solve for x
    x = 1,630,680,093.23/52,046.79
  6. Step 6: Final answer
    x = 31,331.04

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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.