Home / 21,026.01-29,016.09-11,594.91

Finding the Fourth Proportional to 21,026.01, 29,016.09 and 11,594.91

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Solution

The fourth proportional to 21,026.01, 29,016.09 and 11,594.91 is: 16,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.01 : 29,016.09 = 11,594.91 : x
  2. Step 2: Convert to fraction form
    21,026.01/29,016.09 = 11,594.91/x
  3. Step 3: Cross multiply
    21,026.01x = 29,016.09 × 11,594.91
  4. Step 4: Simplify right side
    21,026.01x = 336,438,952.10
  5. Step 5: Solve for x
    x = 336,438,952.10/21,026.01
  6. Step 6: Final answer
    x = 16,001.08

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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.