Home / 30,010.12-41,411.84-16,581.24

Finding the Fourth Proportional to 30,010.12, 41,411.84 and 16,581.24

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Solution

The fourth proportional to 30,010.12, 41,411.84 and 16,581.24 is: 22,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,010.12 : 41,411.84 = 16,581.24 : x
  2. Step 2: Convert to fraction form
    30,010.12/41,411.84 = 16,581.24/x
  3. Step 3: Cross multiply
    30,010.12x = 41,411.84 × 16,581.24
  4. Step 4: Simplify right side
    30,010.12x = 686,659,367.92
  5. Step 5: Solve for x
    x = 686,659,367.92/30,010.12
  6. Step 6: Final answer
    x = 22,880.93

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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.