Home / 26,047.38-39,006.27-18,219.54

Finding the Fourth Proportional to 26,047.38, 39,006.27 and 18,219.54

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Solution

The fourth proportional to 26,047.38, 39,006.27 and 18,219.54 is: 27,283.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,047.38 : 39,006.27 = 18,219.54 : x
  2. Step 2: Convert to fraction form
    26,047.38/39,006.27 = 18,219.54/x
  3. Step 3: Cross multiply
    26,047.38x = 39,006.27 × 18,219.54
  4. Step 4: Simplify right side
    26,047.38x = 710,676,296.52
  5. Step 5: Solve for x
    x = 710,676,296.52/26,047.38
  6. Step 6: Final answer
    x = 27,283.98

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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.