Home / 29,718.84-44,567.64-13,921.18

Finding the Fourth Proportional to 29,718.84, 44,567.64 and 13,921.18

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Solution

The fourth proportional to 29,718.84, 44,567.64 and 13,921.18 is: 20,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718.84 : 44,567.64 = 13,921.18 : x
  2. Step 2: Convert to fraction form
    29,718.84/44,567.64 = 13,921.18/x
  3. Step 3: Cross multiply
    29,718.84x = 44,567.64 × 13,921.18
  4. Step 4: Simplify right side
    29,718.84x = 620,434,138.62
  5. Step 5: Solve for x
    x = 620,434,138.62/29,718.84
  6. Step 6: Final answer
    x = 20,876.80

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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.