Home / 21,064.04-29,067.84-11,632.40

Finding the Fourth Proportional to 21,064.04, 29,067.84 and 11,632.40

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Solution

The fourth proportional to 21,064.04, 29,067.84 and 11,632.40 is: 16,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,064.04 : 29,067.84 = 11,632.40 : x
  2. Step 2: Convert to fraction form
    21,064.04/29,067.84 = 11,632.40/x
  3. Step 3: Cross multiply
    21,064.04x = 29,067.84 × 11,632.40
  4. Step 4: Simplify right side
    21,064.04x = 338,128,742.02
  5. Step 5: Solve for x
    x = 338,128,742.02/21,064.04
  6. Step 6: Final answer
    x = 16,052.42

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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.