Home / 22,783.24-34,120.86-13,403.08

Finding the Fourth Proportional to 22,783.24, 34,120.86 and 13,403.08

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Solution

The fourth proportional to 22,783.24, 34,120.86 and 13,403.08 is: 20,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,783.24 : 34,120.86 = 13,403.08 : x
  2. Step 2: Convert to fraction form
    22,783.24/34,120.86 = 13,403.08/x
  3. Step 3: Cross multiply
    22,783.24x = 34,120.86 × 13,403.08
  4. Step 4: Simplify right side
    22,783.24x = 457,324,616.25
  5. Step 5: Solve for x
    x = 457,324,616.25/22,783.24
  6. Step 6: Final answer
    x = 20,072.85

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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.