Home / 33,113.60-49,679.20-14,385.60

Finding the Fourth Proportional to 33,113.60, 49,679.20 and 14,385.60

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Solution

The fourth proportional to 33,113.60, 49,679.20 and 14,385.60 is: 21,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,113.60 : 49,679.20 = 14,385.60 : x
  2. Step 2: Convert to fraction form
    33,113.60/49,679.20 = 14,385.60/x
  3. Step 3: Cross multiply
    33,113.60x = 49,679.20 × 14,385.60
  4. Step 4: Simplify right side
    33,113.60x = 714,665,099.52
  5. Step 5: Solve for x
    x = 714,665,099.52/33,113.60
  6. Step 6: Final answer
    x = 21,582.22

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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.