Home / 15,471.68-23,216.80-6,706.56

Finding the Fourth Proportional to 15,471.68, 23,216.80 and 6,706.56

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Solution

The fourth proportional to 15,471.68, 23,216.80 and 6,706.56 is: 10,063.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471.68 : 23,216.80 = 6,706.56 : x
  2. Step 2: Convert to fraction form
    15,471.68/23,216.80 = 6,706.56/x
  3. Step 3: Cross multiply
    15,471.68x = 23,216.80 × 6,706.56
  4. Step 4: Simplify right side
    15,471.68x = 155,704,862.21
  5. Step 5: Solve for x
    x = 155,704,862.21/15,471.68
  6. Step 6: Final answer
    x = 10,063.86

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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.