Home / 26,643.78-36,766.83-14,706.81

Finding the Fourth Proportional to 26,643.78, 36,766.83 and 14,706.81

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Solution

The fourth proportional to 26,643.78, 36,766.83 and 14,706.81 is: 20,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.78 : 36,766.83 = 14,706.81 : x
  2. Step 2: Convert to fraction form
    26,643.78/36,766.83 = 14,706.81/x
  3. Step 3: Cross multiply
    26,643.78x = 36,766.83 × 14,706.81
  4. Step 4: Simplify right side
    26,643.78x = 540,722,783.11
  5. Step 5: Solve for x
    x = 540,722,783.11/26,643.78
  6. Step 6: Final answer
    x = 20,294.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.