Home / 34,787.88-48,007.32-18,872.28

Finding the Fourth Proportional to 34,787.88, 48,007.32 and 18,872.28

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Solution

The fourth proportional to 34,787.88, 48,007.32 and 18,872.28 is: 26,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.88 : 48,007.32 = 18,872.28 : x
  2. Step 2: Convert to fraction form
    34,787.88/48,007.32 = 18,872.28/x
  3. Step 3: Cross multiply
    34,787.88x = 48,007.32 × 18,872.28
  4. Step 4: Simplify right side
    34,787.88x = 906,007,585.09
  5. Step 5: Solve for x
    x = 906,007,585.09/34,787.88
  6. Step 6: Final answer
    x = 26,043.77

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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.