Home / 26,242.76-39,355.61-8,707.88

Finding the Fourth Proportional to 26,242.76, 39,355.61 and 8,707.88

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Solution

The fourth proportional to 26,242.76, 39,355.61 and 8,707.88 is: 13,058.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.76 : 39,355.61 = 8,707.88 : x
  2. Step 2: Convert to fraction form
    26,242.76/39,355.61 = 8,707.88/x
  3. Step 3: Cross multiply
    26,242.76x = 39,355.61 × 8,707.88
  4. Step 4: Simplify right side
    26,242.76x = 342,703,688.89
  5. Step 5: Solve for x
    x = 342,703,688.89/26,242.76
  6. Step 6: Final answer
    x = 13,058.98

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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.