Home / 15,209.49-22,816.41-4,680.39

Finding the Fourth Proportional to 15,209.49, 22,816.41 and 4,680.39

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Solution

The fourth proportional to 15,209.49, 22,816.41 and 4,680.39 is: 7,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.49 : 22,816.41 = 4,680.39 : x
  2. Step 2: Convert to fraction form
    15,209.49/22,816.41 = 4,680.39/x
  3. Step 3: Cross multiply
    15,209.49x = 22,816.41 × 4,680.39
  4. Step 4: Simplify right side
    15,209.49x = 106,789,697.20
  5. Step 5: Solve for x
    x = 106,789,697.20/15,209.49
  6. Step 6: Final answer
    x = 7,021.25

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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.