Home / 29,965.70-44,918.58-15,129.74

Finding the Fourth Proportional to 29,965.70, 44,918.58 and 15,129.74

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Solution

The fourth proportional to 29,965.70, 44,918.58 and 15,129.74 is: 22,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,965.70 : 44,918.58 = 15,129.74 : x
  2. Step 2: Convert to fraction form
    29,965.70/44,918.58 = 15,129.74/x
  3. Step 3: Cross multiply
    29,965.70x = 44,918.58 × 15,129.74
  4. Step 4: Simplify right side
    29,965.70x = 679,606,436.57
  5. Step 5: Solve for x
    x = 679,606,436.57/29,965.70
  6. Step 6: Final answer
    x = 22,679.48

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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.