Home / 15,119.20-22,678.80-4,730.96

Finding the Fourth Proportional to 15,119.20, 22,678.80 and 4,730.96

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Solution

The fourth proportional to 15,119.20, 22,678.80 and 4,730.96 is: 7,096.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.20 : 22,678.80 = 4,730.96 : x
  2. Step 2: Convert to fraction form
    15,119.20/22,678.80 = 4,730.96/x
  3. Step 3: Cross multiply
    15,119.20x = 22,678.80 × 4,730.96
  4. Step 4: Simplify right side
    15,119.20x = 107,292,495.65
  5. Step 5: Solve for x
    x = 107,292,495.65/15,119.20
  6. Step 6: Final answer
    x = 7,096.44

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1.5x scale

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.