Home / 33,137.12-45,728.66-18,029.39

Finding the Fourth Proportional to 33,137.12, 45,728.66 and 18,029.39

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Solution

The fourth proportional to 33,137.12, 45,728.66 and 18,029.39 is: 24,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.12 : 45,728.66 = 18,029.39 : x
  2. Step 2: Convert to fraction form
    33,137.12/45,728.66 = 18,029.39/x
  3. Step 3: Cross multiply
    33,137.12x = 45,728.66 × 18,029.39
  4. Step 4: Simplify right side
    33,137.12x = 824,459,526.53
  5. Step 5: Solve for x
    x = 824,459,526.53/33,137.12
  6. Step 6: Final answer
    x = 24,880.24

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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.