Home / 47,824.53-71,736.21-21,510.69

Finding the Fourth Proportional to 47,824.53, 71,736.21 and 21,510.69

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Solution

The fourth proportional to 47,824.53, 71,736.21 and 21,510.69 is: 32,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,824.53 : 71,736.21 = 21,510.69 : x
  2. Step 2: Convert to fraction form
    47,824.53/71,736.21 = 21,510.69/x
  3. Step 3: Cross multiply
    47,824.53x = 71,736.21 × 21,510.69
  4. Step 4: Simplify right side
    47,824.53x = 1,543,095,375.08
  5. Step 5: Solve for x
    x = 1,543,095,375.08/47,824.53
  6. Step 6: Final answer
    x = 32,265.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.