Home / 15,600.60-21,529.14-8,527.32

Finding the Fourth Proportional to 15,600.60, 21,529.14 and 8,527.32

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Solution

The fourth proportional to 15,600.60, 21,529.14 and 8,527.32 is: 11,767.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600.60 : 21,529.14 = 8,527.32 : x
  2. Step 2: Convert to fraction form
    15,600.60/21,529.14 = 8,527.32/x
  3. Step 3: Cross multiply
    15,600.60x = 21,529.14 × 8,527.32
  4. Step 4: Simplify right side
    15,600.60x = 183,585,866.10
  5. Step 5: Solve for x
    x = 183,585,866.10/15,600.60
  6. Step 6: Final answer
    x = 11,767.87

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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.