Home / 40,770.81-56,263.50-22,621.37

Finding the Fourth Proportional to 40,770.81, 56,263.50 and 22,621.37

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Solution

The fourth proportional to 40,770.81, 56,263.50 and 22,621.37 is: 31,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,770.81 : 56,263.50 = 22,621.37 : x
  2. Step 2: Convert to fraction form
    40,770.81/56,263.50 = 22,621.37/x
  3. Step 3: Cross multiply
    40,770.81x = 56,263.50 × 22,621.37
  4. Step 4: Simplify right side
    40,770.81x = 1,272,757,169.68
  5. Step 5: Solve for x
    x = 1,272,757,169.68/40,770.81
  6. Step 6: Final answer
    x = 31,217.36

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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.