Home / 21,267.04-29,348.04-11,836.48

Finding the Fourth Proportional to 21,267.04, 29,348.04 and 11,836.48

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Solution

The fourth proportional to 21,267.04, 29,348.04 and 11,836.48 is: 16,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,267.04 : 29,348.04 = 11,836.48 : x
  2. Step 2: Convert to fraction form
    21,267.04/29,348.04 = 11,836.48/x
  3. Step 3: Cross multiply
    21,267.04x = 29,348.04 × 11,836.48
  4. Step 4: Simplify right side
    21,267.04x = 347,377,488.50
  5. Step 5: Solve for x
    x = 347,377,488.50/21,267.04
  6. Step 6: Final answer
    x = 16,334.08

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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.