Home / 52,439.94-72,366.77-28,566.63

Finding the Fourth Proportional to 52,439.94, 72,366.77 and 28,566.63

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Solution

The fourth proportional to 52,439.94, 72,366.77 and 28,566.63 is: 39,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,439.94 : 72,366.77 = 28,566.63 : x
  2. Step 2: Convert to fraction form
    52,439.94/72,366.77 = 28,566.63/x
  3. Step 3: Cross multiply
    52,439.94x = 72,366.77 × 28,566.63
  4. Step 4: Simplify right side
    52,439.94x = 2,067,274,600.05
  5. Step 5: Solve for x
    x = 2,067,274,600.05/52,439.94
  6. Step 6: Final answer
    x = 39,421.76

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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.