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Finding the Fourth Proportional to 55,252.16, 82,866.30 and 15,798.68

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Solution

The fourth proportional to 55,252.16, 82,866.30 and 15,798.68 is: 23,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,252.16 : 82,866.30 = 15,798.68 : x
  2. Step 2: Convert to fraction form
    55,252.16/82,866.30 = 15,798.68/x
  3. Step 3: Cross multiply
    55,252.16x = 82,866.30 × 15,798.68
  4. Step 4: Simplify right side
    55,252.16x = 1,309,178,156.48
  5. Step 5: Solve for x
    x = 1,309,178,156.48/55,252.16
  6. Step 6: Final answer
    x = 23,694.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.