Home / 26,859.70-37,065.09-15,529.52

Finding the Fourth Proportional to 26,859.70, 37,065.09 and 15,529.52

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Solution

The fourth proportional to 26,859.70, 37,065.09 and 15,529.52 is: 21,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,859.70 : 37,065.09 = 15,529.52 : x
  2. Step 2: Convert to fraction form
    26,859.70/37,065.09 = 15,529.52/x
  3. Step 3: Cross multiply
    26,859.70x = 37,065.09 × 15,529.52
  4. Step 4: Simplify right side
    26,859.70x = 575,603,207.36
  5. Step 5: Solve for x
    x = 575,603,207.36/26,859.70
  6. Step 6: Final answer
    x = 21,429.99

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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.