Home / 34,787.86-48,006.91-18,872.37

Finding the Fourth Proportional to 34,787.86, 48,006.91 and 18,872.37

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Solution

The fourth proportional to 34,787.86, 48,006.91 and 18,872.37 is: 26,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,787.86 : 48,006.91 = 18,872.37 : x
  2. Step 2: Convert to fraction form
    34,787.86/48,006.91 = 18,872.37/x
  3. Step 3: Cross multiply
    34,787.86x = 48,006.91 × 18,872.37
  4. Step 4: Simplify right side
    34,787.86x = 906,004,191.67
  5. Step 5: Solve for x
    x = 906,004,191.67/34,787.86
  6. Step 6: Final answer
    x = 26,043.69

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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.