Home / 33,639.16-46,424.17-18,531.85

Finding the Fourth Proportional to 33,639.16, 46,424.17 and 18,531.85

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Solution

The fourth proportional to 33,639.16, 46,424.17 and 18,531.85 is: 25,575.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.16 : 46,424.17 = 18,531.85 : x
  2. Step 2: Convert to fraction form
    33,639.16/46,424.17 = 18,531.85/x
  3. Step 3: Cross multiply
    33,639.16x = 46,424.17 × 18,531.85
  4. Step 4: Simplify right side
    33,639.16x = 860,325,592.42
  5. Step 5: Solve for x
    x = 860,325,592.42/33,639.16
  6. Step 6: Final answer
    x = 25,575.12

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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.