Home / 15,488.78-23,220.20-10,795.02

Finding the Fourth Proportional to 15,488.78, 23,220.20 and 10,795.02

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Solution

The fourth proportional to 15,488.78, 23,220.20 and 10,795.02 is: 16,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.78 : 23,220.20 = 10,795.02 : x
  2. Step 2: Convert to fraction form
    15,488.78/23,220.20 = 10,795.02/x
  3. Step 3: Cross multiply
    15,488.78x = 23,220.20 × 10,795.02
  4. Step 4: Simplify right side
    15,488.78x = 250,662,523.40
  5. Step 5: Solve for x
    x = 250,662,523.40/15,488.78
  6. Step 6: Final answer
    x = 16,183.49

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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.