Home / 15,611.04-23,416.44-6,370.56

Finding the Fourth Proportional to 15,611.04, 23,416.44 and 6,370.56

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Solution

The fourth proportional to 15,611.04, 23,416.44 and 6,370.56 is: 9,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.04 : 23,416.44 = 6,370.56 : x
  2. Step 2: Convert to fraction form
    15,611.04/23,416.44 = 6,370.56/x
  3. Step 3: Cross multiply
    15,611.04x = 23,416.44 × 6,370.56
  4. Step 4: Simplify right side
    15,611.04x = 149,175,836.01
  5. Step 5: Solve for x
    x = 149,175,836.01/15,611.04
  6. Step 6: Final answer
    x = 9,555.79

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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.