Home / 32,351.39-44,644.60-18,920.10

Finding the Fourth Proportional to 32,351.39, 44,644.60 and 18,920.10

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Solution

The fourth proportional to 32,351.39, 44,644.60 and 18,920.10 is: 26,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,351.39 : 44,644.60 = 18,920.10 : x
  2. Step 2: Convert to fraction form
    32,351.39/44,644.60 = 18,920.10/x
  3. Step 3: Cross multiply
    32,351.39x = 44,644.60 × 18,920.10
  4. Step 4: Simplify right side
    32,351.39x = 844,680,296.46
  5. Step 5: Solve for x
    x = 844,680,296.46/32,351.39
  6. Step 6: Final answer
    x = 26,109.55

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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.