Home / 52,617.06-72,612.78-28,743.54

Finding the Fourth Proportional to 52,617.06, 72,612.78 and 28,743.54

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Solution

The fourth proportional to 52,617.06, 72,612.78 and 28,743.54 is: 39,666.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,617.06 : 72,612.78 = 28,743.54 : x
  2. Step 2: Convert to fraction form
    52,617.06/72,612.78 = 28,743.54/x
  3. Step 3: Cross multiply
    52,617.06x = 72,612.78 × 28,743.54
  4. Step 4: Simplify right side
    52,617.06x = 2,087,148,346.44
  5. Step 5: Solve for x
    x = 2,087,148,346.44/52,617.06
  6. Step 6: Final answer
    x = 39,666.76

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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.