Home / 52,452.47-72,384.94-28,579.54

Finding the Fourth Proportional to 52,452.47, 72,384.94 and 28,579.54

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Solution

The fourth proportional to 52,452.47, 72,384.94 and 28,579.54 is: 39,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452.47 : 72,384.94 = 28,579.54 : x
  2. Step 2: Convert to fraction form
    52,452.47/72,384.94 = 28,579.54/x
  3. Step 3: Cross multiply
    52,452.47x = 72,384.94 × 28,579.54
  4. Step 4: Simplify right side
    52,452.47x = 2,068,728,117.85
  5. Step 5: Solve for x
    x = 2,068,728,117.85/52,452.47
  6. Step 6: Final answer
    x = 39,440.05

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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.