Home / 50,081.60-75,125.12-16,802.88

Finding the Fourth Proportional to 50,081.60, 75,125.12 and 16,802.88

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Solution

The fourth proportional to 50,081.60, 75,125.12 and 16,802.88 is: 25,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,081.60 : 75,125.12 = 16,802.88 : x
  2. Step 2: Convert to fraction form
    50,081.60/75,125.12 = 16,802.88/x
  3. Step 3: Cross multiply
    50,081.60x = 75,125.12 × 16,802.88
  4. Step 4: Simplify right side
    50,081.60x = 1,262,318,376.35
  5. Step 5: Solve for x
    x = 1,262,318,376.35/50,081.60
  6. Step 6: Final answer
    x = 25,205.23

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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.