Home / 50,154.30-75,120.51-20,482.17

Finding the Fourth Proportional to 50,154.30, 75,120.51 and 20,482.17

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Solution

The fourth proportional to 50,154.30, 75,120.51 and 20,482.17 is: 30,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,154.30 : 75,120.51 = 20,482.17 : x
  2. Step 2: Convert to fraction form
    50,154.30/75,120.51 = 20,482.17/x
  3. Step 3: Cross multiply
    50,154.30x = 75,120.51 × 20,482.17
  4. Step 4: Simplify right side
    50,154.30x = 1,538,631,056.31
  5. Step 5: Solve for x
    x = 1,538,631,056.31/50,154.30
  6. Step 6: Final answer
    x = 30,677.95

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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.