Home / 40,133.36-55,384.50-22,228.67

Finding the Fourth Proportional to 40,133.36, 55,384.50 and 22,228.67

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Solution

The fourth proportional to 40,133.36, 55,384.50 and 22,228.67 is: 30,675.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.36 : 55,384.50 = 22,228.67 : x
  2. Step 2: Convert to fraction form
    40,133.36/55,384.50 = 22,228.67/x
  3. Step 3: Cross multiply
    40,133.36x = 55,384.50 × 22,228.67
  4. Step 4: Simplify right side
    40,133.36x = 1,231,123,496.69
  5. Step 5: Solve for x
    x = 1,231,123,496.69/40,133.36
  6. Step 6: Final answer
    x = 30,675.82

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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.