Home / 40,237.81-55,530.77-22,332.81

Finding the Fourth Proportional to 40,237.81, 55,530.77 and 22,332.81

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Solution

The fourth proportional to 40,237.81, 55,530.77 and 22,332.81 is: 30,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.81 : 55,530.77 = 22,332.81 : x
  2. Step 2: Convert to fraction form
    40,237.81/55,530.77 = 22,332.81/x
  3. Step 3: Cross multiply
    40,237.81x = 55,530.77 × 22,332.81
  4. Step 4: Simplify right side
    40,237.81x = 1,240,158,399.64
  5. Step 5: Solve for x
    x = 1,240,158,399.64/40,237.81
  6. Step 6: Final answer
    x = 30,820.73

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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.