Home / 40,212.69-55,496.06-23,220.08

Finding the Fourth Proportional to 40,212.69, 55,496.06 and 23,220.08

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Solution

The fourth proportional to 40,212.69, 55,496.06 and 23,220.08 is: 32,045.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.69 : 55,496.06 = 23,220.08 : x
  2. Step 2: Convert to fraction form
    40,212.69/55,496.06 = 23,220.08/x
  3. Step 3: Cross multiply
    40,212.69x = 55,496.06 × 23,220.08
  4. Step 4: Simplify right side
    40,212.69x = 1,288,622,559.30
  5. Step 5: Solve for x
    x = 1,288,622,559.30/40,212.69
  6. Step 6: Final answer
    x = 32,045.17

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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.