Home / 40,174.08-55,440.78-22,026.51

Finding the Fourth Proportional to 40,174.08, 55,440.78 and 22,026.51

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Solution

The fourth proportional to 40,174.08, 55,440.78 and 22,026.51 is: 30,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.08 : 55,440.78 = 22,026.51 : x
  2. Step 2: Convert to fraction form
    40,174.08/55,440.78 = 22,026.51/x
  3. Step 3: Cross multiply
    40,174.08x = 55,440.78 × 22,026.51
  4. Step 4: Simplify right side
    40,174.08x = 1,221,166,895.08
  5. Step 5: Solve for x
    x = 1,221,166,895.08/40,174.08
  6. Step 6: Final answer
    x = 30,396.89

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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.