Home / 12,237.80-16,902.04-8,252.08

Finding the Fourth Proportional to 12,237.80, 16,902.04 and 8,252.08

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Solution

The fourth proportional to 12,237.80, 16,902.04 and 8,252.08 is: 11,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.80 : 16,902.04 = 8,252.08 : x
  2. Step 2: Convert to fraction form
    12,237.80/16,902.04 = 8,252.08/x
  3. Step 3: Cross multiply
    12,237.80x = 16,902.04 × 8,252.08
  4. Step 4: Simplify right side
    12,237.80x = 139,476,986.24
  5. Step 5: Solve for x
    x = 139,476,986.24/12,237.80
  6. Step 6: Final answer
    x = 11,397.23

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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.