Home / 45,574.02-68,361.09-12,294.12

Finding the Fourth Proportional to 45,574.02, 68,361.09 and 12,294.12

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Solution

The fourth proportional to 45,574.02, 68,361.09 and 12,294.12 is: 18,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,574.02 : 68,361.09 = 12,294.12 : x
  2. Step 2: Convert to fraction form
    45,574.02/68,361.09 = 12,294.12/x
  3. Step 3: Cross multiply
    45,574.02x = 68,361.09 × 12,294.12
  4. Step 4: Simplify right side
    45,574.02x = 840,439,207.96
  5. Step 5: Solve for x
    x = 840,439,207.96/45,574.02
  6. Step 6: Final answer
    x = 18,441.19

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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.