Home / 46,868.30-70,302.11-18,787.95

Finding the Fourth Proportional to 46,868.30, 70,302.11 and 18,787.95

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Solution

The fourth proportional to 46,868.30, 70,302.11 and 18,787.95 is: 28,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,868.30 : 70,302.11 = 18,787.95 : x
  2. Step 2: Convert to fraction form
    46,868.30/70,302.11 = 18,787.95/x
  3. Step 3: Cross multiply
    46,868.30x = 70,302.11 × 18,787.95
  4. Step 4: Simplify right side
    46,868.30x = 1,320,832,527.57
  5. Step 5: Solve for x
    x = 1,320,832,527.57/46,868.30
  6. Step 6: Final answer
    x = 28,181.79

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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.