Home / 32,438.88-44,760.60-18,291.42

Finding the Fourth Proportional to 32,438.88, 44,760.60 and 18,291.42

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Solution

The fourth proportional to 32,438.88, 44,760.60 and 18,291.42 is: 25,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,438.88 : 44,760.60 = 18,291.42 : x
  2. Step 2: Convert to fraction form
    32,438.88/44,760.60 = 18,291.42/x
  3. Step 3: Cross multiply
    32,438.88x = 44,760.60 × 18,291.42
  4. Step 4: Simplify right side
    32,438.88x = 818,734,934.05
  5. Step 5: Solve for x
    x = 818,734,934.05/32,438.88
  6. Step 6: Final answer
    x = 25,239.31

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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.