Home / 16,382.68-22,599.53-12,396.87

Finding the Fourth Proportional to 16,382.68, 22,599.53 and 12,396.87

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Solution

The fourth proportional to 16,382.68, 22,599.53 and 12,396.87 is: 17,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,382.68 : 22,599.53 = 12,396.87 : x
  2. Step 2: Convert to fraction form
    16,382.68/22,599.53 = 12,396.87/x
  3. Step 3: Cross multiply
    16,382.68x = 22,599.53 × 12,396.87
  4. Step 4: Simplify right side
    16,382.68x = 280,163,518.40
  5. Step 5: Solve for x
    x = 280,163,518.40/16,382.68
  6. Step 6: Final answer
    x = 17,101.20

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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.