Home / 30,065.10-41,488.36-16,636.11

Finding the Fourth Proportional to 30,065.10, 41,488.36 and 16,636.11

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Solution

The fourth proportional to 30,065.10, 41,488.36 and 16,636.11 is: 22,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.10 : 41,488.36 = 16,636.11 : x
  2. Step 2: Convert to fraction form
    30,065.10/41,488.36 = 16,636.11/x
  3. Step 3: Cross multiply
    30,065.10x = 41,488.36 × 16,636.11
  4. Step 4: Simplify right side
    30,065.10x = 690,204,920.68
  5. Step 5: Solve for x
    x = 690,204,920.68/30,065.10
  6. Step 6: Final answer
    x = 22,957.01

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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.