Home / 32,965.74-45,481.95-18,815.82

Finding the Fourth Proportional to 32,965.74, 45,481.95 and 18,815.82

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Solution

The fourth proportional to 32,965.74, 45,481.95 and 18,815.82 is: 25,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,965.74 : 45,481.95 = 18,815.82 : x
  2. Step 2: Convert to fraction form
    32,965.74/45,481.95 = 18,815.82/x
  3. Step 3: Cross multiply
    32,965.74x = 45,481.95 × 18,815.82
  4. Step 4: Simplify right side
    32,965.74x = 855,780,184.45
  5. Step 5: Solve for x
    x = 855,780,184.45/32,965.74
  6. Step 6: Final answer
    x = 25,959.68

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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.