Home / 30,002.74-41,380.77-18,053.62

Finding the Fourth Proportional to 30,002.74, 41,380.77 and 18,053.62

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Solution

The fourth proportional to 30,002.74, 41,380.77 and 18,053.62 is: 24,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.74 : 41,380.77 = 18,053.62 : x
  2. Step 2: Convert to fraction form
    30,002.74/41,380.77 = 18,053.62/x
  3. Step 3: Cross multiply
    30,002.74x = 41,380.77 × 18,053.62
  4. Step 4: Simplify right side
    30,002.74x = 747,072,696.89
  5. Step 5: Solve for x
    x = 747,072,696.89/30,002.74
  6. Step 6: Final answer
    x = 24,900.15

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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.