Home / 22,639.25-31,253.42-14,146.11

Finding the Fourth Proportional to 22,639.25, 31,253.42 and 14,146.11

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Solution

The fourth proportional to 22,639.25, 31,253.42 and 14,146.11 is: 19,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,639.25 : 31,253.42 = 14,146.11 : x
  2. Step 2: Convert to fraction form
    22,639.25/31,253.42 = 14,146.11/x
  3. Step 3: Cross multiply
    22,639.25x = 31,253.42 × 14,146.11
  4. Step 4: Simplify right side
    22,639.25x = 442,114,352.56
  5. Step 5: Solve for x
    x = 442,114,352.56/22,639.25
  6. Step 6: Final answer
    x = 19,528.66

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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.