Home / 50,884.90-70,216.63-28,223.43

Finding the Fourth Proportional to 50,884.90, 70,216.63 and 28,223.43

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Solution

The fourth proportional to 50,884.90, 70,216.63 and 28,223.43 is: 38,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,884.90 : 70,216.63 = 28,223.43 : x
  2. Step 2: Convert to fraction form
    50,884.90/70,216.63 = 28,223.43/x
  3. Step 3: Cross multiply
    50,884.90x = 70,216.63 × 28,223.43
  4. Step 4: Simplify right side
    50,884.90x = 1,981,754,141.64
  5. Step 5: Solve for x
    x = 1,981,754,141.64/50,884.90
  6. Step 6: Final answer
    x = 38,945.82

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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.