Home / 26,041.76-39,064.95-7,321.96

Finding the Fourth Proportional to 26,041.76, 39,064.95 and 7,321.96

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Solution

The fourth proportional to 26,041.76, 39,064.95 and 7,321.96 is: 10,983.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,041.76 : 39,064.95 = 7,321.96 : x
  2. Step 2: Convert to fraction form
    26,041.76/39,064.95 = 7,321.96/x
  3. Step 3: Cross multiply
    26,041.76x = 39,064.95 × 7,321.96
  4. Step 4: Simplify right side
    26,041.76x = 286,032,143.97
  5. Step 5: Solve for x
    x = 286,032,143.97/26,041.76
  6. Step 6: Final answer
    x = 10,983.59

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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.