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Finding the Fourth Proportional to 55,280.16, 82,932.03 and 17,842.35

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Solution

The fourth proportional to 55,280.16, 82,932.03 and 17,842.35 is: 26,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280.16 : 82,932.03 = 17,842.35 : x
  2. Step 2: Convert to fraction form
    55,280.16/82,932.03 = 17,842.35/x
  3. Step 3: Cross multiply
    55,280.16x = 82,932.03 × 17,842.35
  4. Step 4: Simplify right side
    55,280.16x = 1,479,702,305.47
  5. Step 5: Solve for x
    x = 1,479,702,305.47/55,280.16
  6. Step 6: Final answer
    x = 26,767.33

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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.