Home / 26,227.48-39,347.96-8,702.20

Finding the Fourth Proportional to 26,227.48, 39,347.96 and 8,702.20

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Solution

The fourth proportional to 26,227.48, 39,347.96 and 8,702.20 is: 13,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,227.48 : 39,347.96 = 8,702.20 : x
  2. Step 2: Convert to fraction form
    26,227.48/39,347.96 = 8,702.20/x
  3. Step 3: Cross multiply
    26,227.48x = 39,347.96 × 8,702.20
  4. Step 4: Simplify right side
    26,227.48x = 342,413,817.51
  5. Step 5: Solve for x
    x = 342,413,817.51/26,227.48
  6. Step 6: Final answer
    x = 13,055.54

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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.