Home / 30,320.16-41,841.87-17,575.80

Finding the Fourth Proportional to 30,320.16, 41,841.87 and 17,575.80

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Solution

The fourth proportional to 30,320.16, 41,841.87 and 17,575.80 is: 24,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,320.16 : 41,841.87 = 17,575.80 : x
  2. Step 2: Convert to fraction form
    30,320.16/41,841.87 = 17,575.80/x
  3. Step 3: Cross multiply
    30,320.16x = 41,841.87 × 17,575.80
  4. Step 4: Simplify right side
    30,320.16x = 735,404,338.75
  5. Step 5: Solve for x
    x = 735,404,338.75/30,320.16
  6. Step 6: Final answer
    x = 24,254.63

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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.