Home / 22,872.85-31,569.45-13,923.25

Finding the Fourth Proportional to 22,872.85, 31,569.45 and 13,923.25

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Solution

The fourth proportional to 22,872.85, 31,569.45 and 13,923.25 is: 19,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,872.85 : 31,569.45 = 13,923.25 : x
  2. Step 2: Convert to fraction form
    22,872.85/31,569.45 = 13,923.25/x
  3. Step 3: Cross multiply
    22,872.85x = 31,569.45 × 13,923.25
  4. Step 4: Simplify right side
    22,872.85x = 439,549,344.71
  5. Step 5: Solve for x
    x = 439,549,344.71/22,872.85
  6. Step 6: Final answer
    x = 19,217.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.