Home / 30,002.94-41,403.78-16,574.15

Finding the Fourth Proportional to 30,002.94, 41,403.78 and 16,574.15

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Solution

The fourth proportional to 30,002.94, 41,403.78 and 16,574.15 is: 22,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.94 : 41,403.78 = 16,574.15 : x
  2. Step 2: Convert to fraction form
    30,002.94/41,403.78 = 16,574.15/x
  3. Step 3: Cross multiply
    30,002.94x = 41,403.78 × 16,574.15
  4. Step 4: Simplify right side
    30,002.94x = 686,232,563.80
  5. Step 5: Solve for x
    x = 686,232,563.80/30,002.94
  6. Step 6: Final answer
    x = 22,872.18

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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.