Home / 34,895.20-48,153.32-18,979.52

Finding the Fourth Proportional to 34,895.20, 48,153.32 and 18,979.52

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Solution

The fourth proportional to 34,895.20, 48,153.32 and 18,979.52 is: 26,190.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,895.20 : 48,153.32 = 18,979.52 : x
  2. Step 2: Convert to fraction form
    34,895.20/48,153.32 = 18,979.52/x
  3. Step 3: Cross multiply
    34,895.20x = 48,153.32 × 18,979.52
  4. Step 4: Simplify right side
    34,895.20x = 913,926,900.01
  5. Step 5: Solve for x
    x = 913,926,900.01/34,895.20
  6. Step 6: Final answer
    x = 26,190.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.