Home / 35,585.85-49,110.39-19,671.78

Finding the Fourth Proportional to 35,585.85, 49,110.39 and 19,671.78

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Solution

The fourth proportional to 35,585.85, 49,110.39 and 19,671.78 is: 27,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.85 : 49,110.39 = 19,671.78 : x
  2. Step 2: Convert to fraction form
    35,585.85/49,110.39 = 19,671.78/x
  3. Step 3: Cross multiply
    35,585.85x = 49,110.39 × 19,671.78
  4. Step 4: Simplify right side
    35,585.85x = 966,088,787.79
  5. Step 5: Solve for x
    x = 966,088,787.79/35,585.85
  6. Step 6: Final answer
    x = 27,148.12

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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.