Home / 55,244.50-82,866.75-18,308.50

Finding the Fourth Proportional to 55,244.50, 82,866.75 and 18,308.50

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Solution

The fourth proportional to 55,244.50, 82,866.75 and 18,308.50 is: 27,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,244.50 : 82,866.75 = 18,308.50 : x
  2. Step 2: Convert to fraction form
    55,244.50/82,866.75 = 18,308.50/x
  3. Step 3: Cross multiply
    55,244.50x = 82,866.75 × 18,308.50
  4. Step 4: Simplify right side
    55,244.50x = 1,517,165,892.38
  5. Step 5: Solve for x
    x = 1,517,165,892.38/55,244.50
  6. Step 6: Final answer
    x = 27,462.75

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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.