Home / 31,655.57-43,681.96-17,504.87

Finding the Fourth Proportional to 31,655.57, 43,681.96 and 17,504.87

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Solution

The fourth proportional to 31,655.57, 43,681.96 and 17,504.87 is: 24,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.57 : 43,681.96 = 17,504.87 : x
  2. Step 2: Convert to fraction form
    31,655.57/43,681.96 = 17,504.87/x
  3. Step 3: Cross multiply
    31,655.57x = 43,681.96 × 17,504.87
  4. Step 4: Simplify right side
    31,655.57x = 764,647,031.15
  5. Step 5: Solve for x
    x = 764,647,031.15/31,655.57
  6. Step 6: Final answer
    x = 24,155.21

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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.