Home / 40,786.74-56,286.90-22,881.49

Finding the Fourth Proportional to 40,786.74, 56,286.90 and 22,881.49

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Solution

The fourth proportional to 40,786.74, 56,286.90 and 22,881.49 is: 31,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,786.74 : 56,286.90 = 22,881.49 : x
  2. Step 2: Convert to fraction form
    40,786.74/56,286.90 = 22,881.49/x
  3. Step 3: Cross multiply
    40,786.74x = 56,286.90 × 22,881.49
  4. Step 4: Simplify right side
    40,786.74x = 1,287,927,998.76
  5. Step 5: Solve for x
    x = 1,287,927,998.76/40,786.74
  6. Step 6: Final answer
    x = 31,577.13

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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.