Home / 15,299.10-22,946.12-4,909.50

Finding the Fourth Proportional to 15,299.10, 22,946.12 and 4,909.50

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Solution

The fourth proportional to 15,299.10, 22,946.12 and 4,909.50 is: 7,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.10 : 22,946.12 = 4,909.50 : x
  2. Step 2: Convert to fraction form
    15,299.10/22,946.12 = 4,909.50/x
  3. Step 3: Cross multiply
    15,299.10x = 22,946.12 × 4,909.50
  4. Step 4: Simplify right side
    15,299.10x = 112,653,976.14
  5. Step 5: Solve for x
    x = 112,653,976.14/15,299.10
  6. Step 6: Final answer
    x = 7,363.44

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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.