Home / 29,121.10-43,616.04-17,409.76

Finding the Fourth Proportional to 29,121.10, 43,616.04 and 17,409.76

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Solution

The fourth proportional to 29,121.10, 43,616.04 and 17,409.76 is: 26,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.10 : 43,616.04 = 17,409.76 : x
  2. Step 2: Convert to fraction form
    29,121.10/43,616.04 = 17,409.76/x
  3. Step 3: Cross multiply
    29,121.10x = 43,616.04 × 17,409.76
  4. Step 4: Simplify right side
    29,121.10x = 759,344,788.55
  5. Step 5: Solve for x
    x = 759,344,788.55/29,121.10
  6. Step 6: Final answer
    x = 26,075.42

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1.5x scale

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.