Home / 50,922.70-70,272.28-28,261.52

Finding the Fourth Proportional to 50,922.70, 70,272.28 and 28,261.52

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Solution

The fourth proportional to 50,922.70, 70,272.28 and 28,261.52 is: 39,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,922.70 : 70,272.28 = 28,261.52 : x
  2. Step 2: Convert to fraction form
    50,922.70/70,272.28 = 28,261.52/x
  3. Step 3: Cross multiply
    50,922.70x = 70,272.28 × 28,261.52
  4. Step 4: Simplify right side
    50,922.70x = 1,986,001,446.67
  5. Step 5: Solve for x
    x = 1,986,001,446.67/50,922.70
  6. Step 6: Final answer
    x = 39,000.32

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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.