Home / 44,985.45-67,438.10-22,787.40

Finding the Fourth Proportional to 44,985.45, 67,438.10 and 22,787.40

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Solution

The fourth proportional to 44,985.45, 67,438.10 and 22,787.40 is: 34,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,985.45 : 67,438.10 = 22,787.40 : x
  2. Step 2: Convert to fraction form
    44,985.45/67,438.10 = 22,787.40/x
  3. Step 3: Cross multiply
    44,985.45x = 67,438.10 × 22,787.40
  4. Step 4: Simplify right side
    44,985.45x = 1,536,738,846.00
  5. Step 5: Solve for x
    x = 1,536,738,846.00/44,985.45
  6. Step 6: Final answer
    x = 34,160.80

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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.