Home / 45,851.48-68,787.11-14,260.94

Finding the Fourth Proportional to 45,851.48, 68,787.11 and 14,260.94

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Solution

The fourth proportional to 45,851.48, 68,787.11 and 14,260.94 is: 21,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,851.48 : 68,787.11 = 14,260.94 : x
  2. Step 2: Convert to fraction form
    45,851.48/68,787.11 = 14,260.94/x
  3. Step 3: Cross multiply
    45,851.48x = 68,787.11 × 14,260.94
  4. Step 4: Simplify right side
    45,851.48x = 980,968,540.20
  5. Step 5: Solve for x
    x = 980,968,540.20/45,851.48
  6. Step 6: Final answer
    x = 21,394.48

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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.