Home / 30,368.33-41,907.12-17,620.88

Finding the Fourth Proportional to 30,368.33, 41,907.12 and 17,620.88

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Solution

The fourth proportional to 30,368.33, 41,907.12 and 17,620.88 is: 24,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368.33 : 41,907.12 = 17,620.88 : x
  2. Step 2: Convert to fraction form
    30,368.33/41,907.12 = 17,620.88/x
  3. Step 3: Cross multiply
    30,368.33x = 41,907.12 × 17,620.88
  4. Step 4: Simplify right side
    30,368.33x = 738,440,332.67
  5. Step 5: Solve for x
    x = 738,440,332.67/30,368.33
  6. Step 6: Final answer
    x = 24,316.13

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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.