Home / 22,756.26-34,158.69-12,914.76

Finding the Fourth Proportional to 22,756.26, 34,158.69 and 12,914.76

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Solution

The fourth proportional to 22,756.26, 34,158.69 and 12,914.76 is: 19,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,756.26 : 34,158.69 = 12,914.76 : x
  2. Step 2: Convert to fraction form
    22,756.26/34,158.69 = 12,914.76/x
  3. Step 3: Cross multiply
    22,756.26x = 34,158.69 × 12,914.76
  4. Step 4: Simplify right side
    22,756.26x = 441,151,283.26
  5. Step 5: Solve for x
    x = 441,151,283.26/22,756.26
  6. Step 6: Final answer
    x = 19,385.93

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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.