Home / 30,787.72-46,098.16-15,965.56

Finding the Fourth Proportional to 30,787.72, 46,098.16 and 15,965.56

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Solution

The fourth proportional to 30,787.72, 46,098.16 and 15,965.56 is: 23,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,787.72 : 46,098.16 = 15,965.56 : x
  2. Step 2: Convert to fraction form
    30,787.72/46,098.16 = 15,965.56/x
  3. Step 3: Cross multiply
    30,787.72x = 46,098.16 × 15,965.56
  4. Step 4: Simplify right side
    30,787.72x = 735,982,787.58
  5. Step 5: Solve for x
    x = 735,982,787.58/30,787.72
  6. Step 6: Final answer
    x = 23,905.08

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1.5x scale

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.