Home / 15,601.64-21,529.14-8,526.56

Finding the Fourth Proportional to 15,601.64, 21,529.14 and 8,526.56

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Solution

The fourth proportional to 15,601.64, 21,529.14 and 8,526.56 is: 11,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601.64 : 21,529.14 = 8,526.56 : x
  2. Step 2: Convert to fraction form
    15,601.64/21,529.14 = 8,526.56/x
  3. Step 3: Cross multiply
    15,601.64x = 21,529.14 × 8,526.56
  4. Step 4: Simplify right side
    15,601.64x = 183,569,503.96
  5. Step 5: Solve for x
    x = 183,569,503.96/15,601.64
  6. Step 6: Final answer
    x = 11,766.04

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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.