Home / 30,175.62-41,641.56-16,746.84

Finding the Fourth Proportional to 30,175.62, 41,641.56 and 16,746.84

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Solution

The fourth proportional to 30,175.62, 41,641.56 and 16,746.84 is: 23,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.62 : 41,641.56 = 16,746.84 : x
  2. Step 2: Convert to fraction form
    30,175.62/41,641.56 = 16,746.84/x
  3. Step 3: Cross multiply
    30,175.62x = 41,641.56 × 16,746.84
  4. Step 4: Simplify right side
    30,175.62x = 697,364,542.67
  5. Step 5: Solve for x
    x = 697,364,542.67/30,175.62
  6. Step 6: Final answer
    x = 23,110.20

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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.