Home / 16,681.87-22,968.52-14,158.72

Finding the Fourth Proportional to 16,681.87, 22,968.52 and 14,158.72

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Solution

The fourth proportional to 16,681.87, 22,968.52 and 14,158.72 is: 19,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.87 : 22,968.52 = 14,158.72 : x
  2. Step 2: Convert to fraction form
    16,681.87/22,968.52 = 14,158.72/x
  3. Step 3: Cross multiply
    16,681.87x = 22,968.52 × 14,158.72
  4. Step 4: Simplify right side
    16,681.87x = 325,204,843.49
  5. Step 5: Solve for x
    x = 325,204,843.49/16,681.87
  6. Step 6: Final answer
    x = 19,494.51

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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.