Home / 30,146.80-41,599.62-16,717.82

Finding the Fourth Proportional to 30,146.80, 41,599.62 and 16,717.82

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Solution

The fourth proportional to 30,146.80, 41,599.62 and 16,717.82 is: 23,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.80 : 41,599.62 = 16,717.82 : x
  2. Step 2: Convert to fraction form
    30,146.80/41,599.62 = 16,717.82/x
  3. Step 3: Cross multiply
    30,146.80x = 41,599.62 × 16,717.82
  4. Step 4: Simplify right side
    30,146.80x = 695,454,751.23
  5. Step 5: Solve for x
    x = 695,454,751.23/30,146.80
  6. Step 6: Final answer
    x = 23,068.94

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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.