Home / 31,895.35-44,013.65-18,465.62

Finding the Fourth Proportional to 31,895.35, 44,013.65 and 18,465.62

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Solution

The fourth proportional to 31,895.35, 44,013.65 and 18,465.62 is: 25,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,895.35 : 44,013.65 = 18,465.62 : x
  2. Step 2: Convert to fraction form
    31,895.35/44,013.65 = 18,465.62/x
  3. Step 3: Cross multiply
    31,895.35x = 44,013.65 × 18,465.62
  4. Step 4: Simplify right side
    31,895.35x = 812,739,023.32
  5. Step 5: Solve for x
    x = 812,739,023.32/31,895.35
  6. Step 6: Final answer
    x = 25,481.43

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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.