Home / 40,821.46-56,330.48-22,912.98

Finding the Fourth Proportional to 40,821.46, 56,330.48 and 22,912.98

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Solution

The fourth proportional to 40,821.46, 56,330.48 and 22,912.98 is: 31,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,821.46 : 56,330.48 = 22,912.98 : x
  2. Step 2: Convert to fraction form
    40,821.46/56,330.48 = 22,912.98/x
  3. Step 3: Cross multiply
    40,821.46x = 56,330.48 × 22,912.98
  4. Step 4: Simplify right side
    40,821.46x = 1,290,699,161.63
  5. Step 5: Solve for x
    x = 1,290,699,161.63/40,821.46
  6. Step 6: Final answer
    x = 31,618.15

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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.