Home / 40,326.33-60,501.80-20,618.73

Finding the Fourth Proportional to 40,326.33, 60,501.80 and 20,618.73

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Solution

The fourth proportional to 40,326.33, 60,501.80 and 20,618.73 is: 30,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,326.33 : 60,501.80 = 20,618.73 : x
  2. Step 2: Convert to fraction form
    40,326.33/60,501.80 = 20,618.73/x
  3. Step 3: Cross multiply
    40,326.33x = 60,501.80 × 20,618.73
  4. Step 4: Simplify right side
    40,326.33x = 1,247,470,278.71
  5. Step 5: Solve for x
    x = 1,247,470,278.71/40,326.33
  6. Step 6: Final answer
    x = 30,934.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.