Home / 26,222.16-39,337.20-8,688

Finding the Fourth Proportional to 26,222.16, 39,337.20 and 8,688

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Solution

The fourth proportional to 26,222.16, 39,337.20 and 8,688 is: 13,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,222.16 : 39,337.20 = 8,688 : x
  2. Step 2: Convert to fraction form
    26,222.16/39,337.20 = 8,688/x
  3. Step 3: Cross multiply
    26,222.16x = 39,337.20 × 8,688
  4. Step 4: Simplify right side
    26,222.16x = 341,761,593.60
  5. Step 5: Solve for x
    x = 341,761,593.60/26,222.16
  6. Step 6: Final answer
    x = 13,033.31

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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.