Home / 30,320.66-41,841.18-16,893.38

Finding the Fourth Proportional to 30,320.66, 41,841.18 and 16,893.38

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Solution

The fourth proportional to 30,320.66, 41,841.18 and 16,893.38 is: 23,312.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,320.66 : 41,841.18 = 16,893.38 : x
  2. Step 2: Convert to fraction form
    30,320.66/41,841.18 = 16,893.38/x
  3. Step 3: Cross multiply
    30,320.66x = 41,841.18 × 16,893.38
  4. Step 4: Simplify right side
    30,320.66x = 706,838,744.18
  5. Step 5: Solve for x
    x = 706,838,744.18/30,320.66
  6. Step 6: Final answer
    x = 23,312.12

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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.