Home / 26,529.88-36,616.43-15,206.96

Finding the Fourth Proportional to 26,529.88, 36,616.43 and 15,206.96

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Solution

The fourth proportional to 26,529.88, 36,616.43 and 15,206.96 is: 20,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529.88 : 36,616.43 = 15,206.96 : x
  2. Step 2: Convert to fraction form
    26,529.88/36,616.43 = 15,206.96/x
  3. Step 3: Cross multiply
    26,529.88x = 36,616.43 × 15,206.96
  4. Step 4: Simplify right side
    26,529.88x = 556,824,586.35
  5. Step 5: Solve for x
    x = 556,824,586.35/26,529.88
  6. Step 6: Final answer
    x = 20,988.58

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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.