Home / 52,255.44-72,113.80-28,381.84

Finding the Fourth Proportional to 52,255.44, 72,113.80 and 28,381.84

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Solution

The fourth proportional to 52,255.44, 72,113.80 and 28,381.84 is: 39,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,255.44 : 72,113.80 = 28,381.84 : x
  2. Step 2: Convert to fraction form
    52,255.44/72,113.80 = 28,381.84/x
  3. Step 3: Cross multiply
    52,255.44x = 72,113.80 × 28,381.84
  4. Step 4: Simplify right side
    52,255.44x = 2,046,722,333.39
  5. Step 5: Solve for x
    x = 2,046,722,333.39/52,255.44
  6. Step 6: Final answer
    x = 39,167.64

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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.