Home / 21,683.74-29,924.14-12,252.10

Finding the Fourth Proportional to 21,683.74, 29,924.14 and 12,252.10

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Solution

The fourth proportional to 21,683.74, 29,924.14 and 12,252.10 is: 16,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.74 : 29,924.14 = 12,252.10 : x
  2. Step 2: Convert to fraction form
    21,683.74/29,924.14 = 12,252.10/x
  3. Step 3: Cross multiply
    21,683.74x = 29,924.14 × 12,252.10
  4. Step 4: Simplify right side
    21,683.74x = 366,633,555.69
  5. Step 5: Solve for x
    x = 366,633,555.69/21,683.74
  6. Step 6: Final answer
    x = 16,908.23

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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.