Home / 39,110.60-58,671.30-14,144.60

Finding the Fourth Proportional to 39,110.60, 58,671.30 and 14,144.60

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Solution

The fourth proportional to 39,110.60, 58,671.30 and 14,144.60 is: 21,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110.60 : 58,671.30 = 14,144.60 : x
  2. Step 2: Convert to fraction form
    39,110.60/58,671.30 = 14,144.60/x
  3. Step 3: Cross multiply
    39,110.60x = 58,671.30 × 14,144.60
  4. Step 4: Simplify right side
    39,110.60x = 829,882,069.98
  5. Step 5: Solve for x
    x = 829,882,069.98/39,110.60
  6. Step 6: Final answer
    x = 21,218.85

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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.