Home / 22,641.09-31,244.82-14,148.15

Finding the Fourth Proportional to 22,641.09, 31,244.82 and 14,148.15

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Solution

The fourth proportional to 22,641.09, 31,244.82 and 14,148.15 is: 19,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,641.09 : 31,244.82 = 14,148.15 : x
  2. Step 2: Convert to fraction form
    22,641.09/31,244.82 = 14,148.15/x
  3. Step 3: Cross multiply
    22,641.09x = 31,244.82 × 14,148.15
  4. Step 4: Simplify right side
    22,641.09x = 442,056,173.12
  5. Step 5: Solve for x
    x = 442,056,173.12/22,641.09
  6. Step 6: Final answer
    x = 19,524.51

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1.5x scale

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.