Home / 16,689.74-25,041.60-7,324.94

Finding the Fourth Proportional to 16,689.74, 25,041.60 and 7,324.94

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Solution

The fourth proportional to 16,689.74, 25,041.60 and 7,324.94 is: 10,990.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689.74 : 25,041.60 = 7,324.94 : x
  2. Step 2: Convert to fraction form
    16,689.74/25,041.60 = 7,324.94/x
  3. Step 3: Cross multiply
    16,689.74x = 25,041.60 × 7,324.94
  4. Step 4: Simplify right side
    16,689.74x = 183,428,217.50
  5. Step 5: Solve for x
    x = 183,428,217.50/16,689.74
  6. Step 6: Final answer
    x = 10,990.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.