Home / 52,186.65-72,016.92-28,313.15

Finding the Fourth Proportional to 52,186.65, 72,016.92 and 28,313.15

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Solution

The fourth proportional to 52,186.65, 72,016.92 and 28,313.15 is: 39,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186.65 : 72,016.92 = 28,313.15 : x
  2. Step 2: Convert to fraction form
    52,186.65/72,016.92 = 28,313.15/x
  3. Step 3: Cross multiply
    52,186.65x = 72,016.92 × 28,313.15
  4. Step 4: Simplify right side
    52,186.65x = 2,039,025,498.41
  5. Step 5: Solve for x
    x = 2,039,025,498.41/52,186.65
  6. Step 6: Final answer
    x = 39,071.78

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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.