Home / 33,217.28-45,838.50-18,109.64

Finding the Fourth Proportional to 33,217.28, 45,838.50 and 18,109.64

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Solution

The fourth proportional to 33,217.28, 45,838.50 and 18,109.64 is: 24,990.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217.28 : 45,838.50 = 18,109.64 : x
  2. Step 2: Convert to fraction form
    33,217.28/45,838.50 = 18,109.64/x
  3. Step 3: Cross multiply
    33,217.28x = 45,838.50 × 18,109.64
  4. Step 4: Simplify right side
    33,217.28x = 830,118,642.59
  5. Step 5: Solve for x
    x = 830,118,642.59/33,217.28
  6. Step 6: Final answer
    x = 24,990.57

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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.