Home / 52,274.88-72,140.58-28,402.92

Finding the Fourth Proportional to 52,274.88, 72,140.58 and 28,402.92

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Solution

The fourth proportional to 52,274.88, 72,140.58 and 28,402.92 is: 39,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,274.88 : 72,140.58 = 28,402.92 : x
  2. Step 2: Convert to fraction form
    52,274.88/72,140.58 = 28,402.92/x
  3. Step 3: Cross multiply
    52,274.88x = 72,140.58 × 28,402.92
  4. Step 4: Simplify right side
    52,274.88x = 2,049,003,122.49
  5. Step 5: Solve for x
    x = 2,049,003,122.49/52,274.88
  6. Step 6: Final answer
    x = 39,196.71

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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.