Home / 33,137.32-45,728.13-18,030.04

Finding the Fourth Proportional to 33,137.32, 45,728.13 and 18,030.04

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Solution

The fourth proportional to 33,137.32, 45,728.13 and 18,030.04 is: 24,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.32 : 45,728.13 = 18,030.04 : x
  2. Step 2: Convert to fraction form
    33,137.32/45,728.13 = 18,030.04/x
  3. Step 3: Cross multiply
    33,137.32x = 45,728.13 × 18,030.04
  4. Step 4: Simplify right side
    33,137.32x = 824,479,745.35
  5. Step 5: Solve for x
    x = 824,479,745.35/33,137.32
  6. Step 6: Final answer
    x = 24,880.70

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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.