Home / 52,251.36-72,106.86-28,378.04

Finding the Fourth Proportional to 52,251.36, 72,106.86 and 28,378.04

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Solution

The fourth proportional to 52,251.36, 72,106.86 and 28,378.04 is: 39,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251.36 : 72,106.86 = 28,378.04 : x
  2. Step 2: Convert to fraction form
    52,251.36/72,106.86 = 28,378.04/x
  3. Step 3: Cross multiply
    52,251.36x = 72,106.86 × 28,378.04
  4. Step 4: Simplify right side
    52,251.36x = 2,046,251,357.35
  5. Step 5: Solve for x
    x = 2,046,251,357.35/52,251.36
  6. Step 6: Final answer
    x = 39,161.69

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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.