Home / 34,182.54-47,171.91-18,869.10

Finding the Fourth Proportional to 34,182.54, 47,171.91 and 18,869.10

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Solution

The fourth proportional to 34,182.54, 47,171.91 and 18,869.10 is: 26,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,182.54 : 47,171.91 = 18,869.10 : x
  2. Step 2: Convert to fraction form
    34,182.54/47,171.91 = 18,869.10/x
  3. Step 3: Cross multiply
    34,182.54x = 47,171.91 × 18,869.10
  4. Step 4: Simplify right side
    34,182.54x = 890,091,251.12
  5. Step 5: Solve for x
    x = 890,091,251.12/34,182.54
  6. Step 6: Final answer
    x = 26,039.36

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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.