Home / 31,653.04-43,680.45-17,505.58

Finding the Fourth Proportional to 31,653.04, 43,680.45 and 17,505.58

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Solution

The fourth proportional to 31,653.04, 43,680.45 and 17,505.58 is: 24,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653.04 : 43,680.45 = 17,505.58 : x
  2. Step 2: Convert to fraction form
    31,653.04/43,680.45 = 17,505.58/x
  3. Step 3: Cross multiply
    31,653.04x = 43,680.45 × 17,505.58
  4. Step 4: Simplify right side
    31,653.04x = 764,651,611.91
  5. Step 5: Solve for x
    x = 764,651,611.91/31,653.04
  6. Step 6: Final answer
    x = 24,157.29

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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.