Home / 16,975.71-23,429.30-9,424.47

Finding the Fourth Proportional to 16,975.71, 23,429.30 and 9,424.47

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Solution

The fourth proportional to 16,975.71, 23,429.30 and 9,424.47 is: 13,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.71 : 23,429.30 = 9,424.47 : x
  2. Step 2: Convert to fraction form
    16,975.71/23,429.30 = 9,424.47/x
  3. Step 3: Cross multiply
    16,975.71x = 23,429.30 × 9,424.47
  4. Step 4: Simplify right side
    16,975.71x = 220,808,687.85
  5. Step 5: Solve for x
    x = 220,808,687.85/16,975.71
  6. Step 6: Final answer
    x = 13,007.33

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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.