Home / 26,966.36-37,212.40-15,031

Finding the Fourth Proportional to 26,966.36, 37,212.40 and 15,031

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Solution

The fourth proportional to 26,966.36, 37,212.40 and 15,031 is: 20,742.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,966.36 : 37,212.40 = 15,031 : x
  2. Step 2: Convert to fraction form
    26,966.36/37,212.40 = 15,031/x
  3. Step 3: Cross multiply
    26,966.36x = 37,212.40 × 15,031
  4. Step 4: Simplify right side
    26,966.36x = 559,339,584.40
  5. Step 5: Solve for x
    x = 559,339,584.40/26,966.36
  6. Step 6: Final answer
    x = 20,742.12

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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.