Home / 32,710.82-45,143.26-18,564.57

Finding the Fourth Proportional to 32,710.82, 45,143.26 and 18,564.57

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Solution

The fourth proportional to 32,710.82, 45,143.26 and 18,564.57 is: 25,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,710.82 : 45,143.26 = 18,564.57 : x
  2. Step 2: Convert to fraction form
    32,710.82/45,143.26 = 18,564.57/x
  3. Step 3: Cross multiply
    32,710.82x = 45,143.26 × 18,564.57
  4. Step 4: Simplify right side
    32,710.82x = 838,065,163.89
  5. Step 5: Solve for x
    x = 838,065,163.89/32,710.82
  6. Step 6: Final answer
    x = 25,620.43

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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.