Home / 26,726.18-40,089.54-11,935.85

Finding the Fourth Proportional to 26,726.18, 40,089.54 and 11,935.85

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Solution

The fourth proportional to 26,726.18, 40,089.54 and 11,935.85 is: 17,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.18 : 40,089.54 = 11,935.85 : x
  2. Step 2: Convert to fraction form
    26,726.18/40,089.54 = 11,935.85/x
  3. Step 3: Cross multiply
    26,726.18x = 40,089.54 × 11,935.85
  4. Step 4: Simplify right side
    26,726.18x = 478,502,736.01
  5. Step 5: Solve for x
    x = 478,502,736.01/26,726.18
  6. Step 6: Final answer
    x = 17,903.90

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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.