Home / 28,838.95-43,237.65-17,722.66

Finding the Fourth Proportional to 28,838.95, 43,237.65 and 17,722.66

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Solution

The fourth proportional to 28,838.95, 43,237.65 and 17,722.66 is: 26,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,838.95 : 43,237.65 = 17,722.66 : x
  2. Step 2: Convert to fraction form
    28,838.95/43,237.65 = 17,722.66/x
  3. Step 3: Cross multiply
    28,838.95x = 43,237.65 × 17,722.66
  4. Step 4: Simplify right side
    28,838.95x = 766,286,170.15
  5. Step 5: Solve for x
    x = 766,286,170.15/28,838.95
  6. Step 6: Final answer
    x = 26,571.22

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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.