Home / 31,655.04-43,683.21-17,507.58

Finding the Fourth Proportional to 31,655.04, 43,683.21 and 17,507.58

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Solution

The fourth proportional to 31,655.04, 43,683.21 and 17,507.58 is: 24,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.04 : 43,683.21 = 17,507.58 : x
  2. Step 2: Convert to fraction form
    31,655.04/43,683.21 = 17,507.58/x
  3. Step 3: Cross multiply
    31,655.04x = 43,683.21 × 17,507.58
  4. Step 4: Simplify right side
    31,655.04x = 764,787,293.73
  5. Step 5: Solve for x
    x = 764,787,293.73/31,655.04
  6. Step 6: Final answer
    x = 24,160.05

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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.