Home / 24,378.72-33,639.22-13,622.23

Finding the Fourth Proportional to 24,378.72, 33,639.22 and 13,622.23

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Solution

The fourth proportional to 24,378.72, 33,639.22 and 13,622.23 is: 18,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,378.72 : 33,639.22 = 13,622.23 : x
  2. Step 2: Convert to fraction form
    24,378.72/33,639.22 = 13,622.23/x
  3. Step 3: Cross multiply
    24,378.72x = 33,639.22 × 13,622.23
  4. Step 4: Simplify right side
    24,378.72x = 458,241,191.86
  5. Step 5: Solve for x
    x = 458,241,191.86/24,378.72
  6. Step 6: Final answer
    x = 18,796.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.