Home / 40,367.78-55,707.54-22,463.93

Finding the Fourth Proportional to 40,367.78, 55,707.54 and 22,463.93

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Solution

The fourth proportional to 40,367.78, 55,707.54 and 22,463.93 is: 31,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.78 : 55,707.54 = 22,463.93 : x
  2. Step 2: Convert to fraction form
    40,367.78/55,707.54 = 22,463.93/x
  3. Step 3: Cross multiply
    40,367.78x = 55,707.54 × 22,463.93
  4. Step 4: Simplify right side
    40,367.78x = 1,251,410,334.06
  5. Step 5: Solve for x
    x = 1,251,410,334.06/40,367.78
  6. Step 6: Final answer
    x = 31,000.23

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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.