Home / 50,289.76-75,437.16-12,850.12

Finding the Fourth Proportional to 50,289.76, 75,437.16 and 12,850.12

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Solution

The fourth proportional to 50,289.76, 75,437.16 and 12,850.12 is: 19,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,289.76 : 75,437.16 = 12,850.12 : x
  2. Step 2: Convert to fraction form
    50,289.76/75,437.16 = 12,850.12/x
  3. Step 3: Cross multiply
    50,289.76x = 75,437.16 × 12,850.12
  4. Step 4: Simplify right side
    50,289.76x = 969,376,558.46
  5. Step 5: Solve for x
    x = 969,376,558.46/50,289.76
  6. Step 6: Final answer
    x = 19,275.82

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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.