Home / 15,289.29-22,919.36-4,894.29

Finding the Fourth Proportional to 15,289.29, 22,919.36 and 4,894.29

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Solution

The fourth proportional to 15,289.29, 22,919.36 and 4,894.29 is: 7,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,289.29 : 22,919.36 = 4,894.29 : x
  2. Step 2: Convert to fraction form
    15,289.29/22,919.36 = 4,894.29/x
  3. Step 3: Cross multiply
    15,289.29x = 22,919.36 × 4,894.29
  4. Step 4: Simplify right side
    15,289.29x = 112,173,969.98
  5. Step 5: Solve for x
    x = 112,173,969.98/15,289.29
  6. Step 6: Final answer
    x = 7,336.77

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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.