Home / 34,981.39-52,456.60-10,015.75

Finding the Fourth Proportional to 34,981.39, 52,456.60 and 10,015.75

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Solution

The fourth proportional to 34,981.39, 52,456.60 and 10,015.75 is: 15,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,981.39 : 52,456.60 = 10,015.75 : x
  2. Step 2: Convert to fraction form
    34,981.39/52,456.60 = 10,015.75/x
  3. Step 3: Cross multiply
    34,981.39x = 52,456.60 × 10,015.75
  4. Step 4: Simplify right side
    34,981.39x = 525,392,035.27
  5. Step 5: Solve for x
    x = 525,392,035.27/34,981.39
  6. Step 6: Final answer
    x = 15,019.19

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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.