Home / 21,034.36-29,027.22-11,602.93

Finding the Fourth Proportional to 21,034.36, 29,027.22 and 11,602.93

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Solution

The fourth proportional to 21,034.36, 29,027.22 and 11,602.93 is: 16,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034.36 : 29,027.22 = 11,602.93 : x
  2. Step 2: Convert to fraction form
    21,034.36/29,027.22 = 11,602.93/x
  3. Step 3: Cross multiply
    21,034.36x = 29,027.22 × 11,602.93
  4. Step 4: Simplify right side
    21,034.36x = 336,800,801.75
  5. Step 5: Solve for x
    x = 336,800,801.75/21,034.36
  6. Step 6: Final answer
    x = 16,011.93

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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.