Home / 16,682.49-25,030.71-7,317.68

Finding the Fourth Proportional to 16,682.49, 25,030.71 and 7,317.68

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Solution

The fourth proportional to 16,682.49, 25,030.71 and 7,317.68 is: 10,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,682.49 : 25,030.71 = 7,317.68 : x
  2. Step 2: Convert to fraction form
    16,682.49/25,030.71 = 7,317.68/x
  3. Step 3: Cross multiply
    16,682.49x = 25,030.71 × 7,317.68
  4. Step 4: Simplify right side
    16,682.49x = 183,166,600.80
  5. Step 5: Solve for x
    x = 183,166,600.80/16,682.49
  6. Step 6: Final answer
    x = 10,979.57

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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.