Home / 15,319.68-22,981.76-4,933.76

Finding the Fourth Proportional to 15,319.68, 22,981.76 and 4,933.76

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Solution

The fourth proportional to 15,319.68, 22,981.76 and 4,933.76 is: 7,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.68 : 22,981.76 = 4,933.76 : x
  2. Step 2: Convert to fraction form
    15,319.68/22,981.76 = 4,933.76/x
  3. Step 3: Cross multiply
    15,319.68x = 22,981.76 × 4,933.76
  4. Step 4: Simplify right side
    15,319.68x = 113,386,488.22
  5. Step 5: Solve for x
    x = 113,386,488.22/15,319.68
  6. Step 6: Final answer
    x = 7,401.36

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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.