Home / 16,985.43-25,463.61-6,449.49

Finding the Fourth Proportional to 16,985.43, 25,463.61 and 6,449.49

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Solution

The fourth proportional to 16,985.43, 25,463.61 and 6,449.49 is: 9,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.43 : 25,463.61 = 6,449.49 : x
  2. Step 2: Convert to fraction form
    16,985.43/25,463.61 = 6,449.49/x
  3. Step 3: Cross multiply
    16,985.43x = 25,463.61 × 6,449.49
  4. Step 4: Simplify right side
    16,985.43x = 164,227,298.06
  5. Step 5: Solve for x
    x = 164,227,298.06/16,985.43
  6. Step 6: Final answer
    x = 9,668.72

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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.