Home / 32,538.80-44,902.40-18,391.34

Finding the Fourth Proportional to 32,538.80, 44,902.40 and 18,391.34

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Solution

The fourth proportional to 32,538.80, 44,902.40 and 18,391.34 is: 25,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,538.80 : 44,902.40 = 18,391.34 : x
  2. Step 2: Convert to fraction form
    32,538.80/44,902.40 = 18,391.34/x
  3. Step 3: Cross multiply
    32,538.80x = 44,902.40 × 18,391.34
  4. Step 4: Simplify right side
    32,538.80x = 825,814,988.75
  5. Step 5: Solve for x
    x = 825,814,988.75/32,538.80
  6. Step 6: Final answer
    x = 25,379.40

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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.