Home / 21,026.34-29,016.27-11,595.42

Finding the Fourth Proportional to 21,026.34, 29,016.27 and 11,595.42

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Solution

The fourth proportional to 21,026.34, 29,016.27 and 11,595.42 is: 16,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.34 : 29,016.27 = 11,595.42 : x
  2. Step 2: Convert to fraction form
    21,026.34/29,016.27 = 11,595.42/x
  3. Step 3: Cross multiply
    21,026.34x = 29,016.27 × 11,595.42
  4. Step 4: Simplify right side
    21,026.34x = 336,455,837.48
  5. Step 5: Solve for x
    x = 336,455,837.48/21,026.34
  6. Step 6: Final answer
    x = 16,001.64

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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.