Home / 15,600.75-21,529.11-8,527.16

Finding the Fourth Proportional to 15,600.75, 21,529.11 and 8,527.16

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Solution

The fourth proportional to 15,600.75, 21,529.11 and 8,527.16 is: 11,767.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.75 : 21,529.11 = 8,527.16 : x
  2. Step 2: Convert to fraction form
    15,600.75/21,529.11 = 8,527.16/x
  3. Step 3: Cross multiply
    15,600.75x = 21,529.11 × 8,527.16
  4. Step 4: Simplify right side
    15,600.75x = 183,582,057.98
  5. Step 5: Solve for x
    x = 183,582,057.98/15,600.75
  6. Step 6: Final answer
    x = 11,767.51

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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.