Home / 25,746.46-38,637-9,106.43

Finding the Fourth Proportional to 25,746.46, 38,637 and 9,106.43

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Solution

The fourth proportional to 25,746.46, 38,637 and 9,106.43 is: 13,665.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,746.46 : 38,637 = 9,106.43 : x
  2. Step 2: Convert to fraction form
    25,746.46/38,637 = 9,106.43/x
  3. Step 3: Cross multiply
    25,746.46x = 38,637 × 9,106.43
  4. Step 4: Simplify right side
    25,746.46x = 351,844,942.73
  5. Step 5: Solve for x
    x = 351,844,942.73/25,746.46
  6. Step 6: Final answer
    x = 13,665.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.