Home / 45,404.90-68,118.24-14,240.14

Finding the Fourth Proportional to 45,404.90, 68,118.24 and 14,240.14

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Solution

The fourth proportional to 45,404.90, 68,118.24 and 14,240.14 is: 21,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,404.90 : 68,118.24 = 14,240.14 : x
  2. Step 2: Convert to fraction form
    45,404.90/68,118.24 = 14,240.14/x
  3. Step 3: Cross multiply
    45,404.90x = 68,118.24 × 14,240.14
  4. Step 4: Simplify right side
    45,404.90x = 970,013,274.15
  5. Step 5: Solve for x
    x = 970,013,274.15/45,404.90
  6. Step 6: Final answer
    x = 21,363.63

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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.