Home / 52,240.87-72,090.42-28,367.02

Finding the Fourth Proportional to 52,240.87, 72,090.42 and 28,367.02

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Solution

The fourth proportional to 52,240.87, 72,090.42 and 28,367.02 is: 39,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,240.87 : 72,090.42 = 28,367.02 : x
  2. Step 2: Convert to fraction form
    52,240.87/72,090.42 = 28,367.02/x
  3. Step 3: Cross multiply
    52,240.87x = 72,090.42 × 28,367.02
  4. Step 4: Simplify right side
    52,240.87x = 2,044,990,385.95
  5. Step 5: Solve for x
    x = 2,044,990,385.95/52,240.87
  6. Step 6: Final answer
    x = 39,145.41

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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.