Home / 40,369.96-55,710.91-22,465.72

Finding the Fourth Proportional to 40,369.96, 55,710.91 and 22,465.72

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Solution

The fourth proportional to 40,369.96, 55,710.91 and 22,465.72 is: 31,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.96 : 55,710.91 = 22,465.72 : x
  2. Step 2: Convert to fraction form
    40,369.96/55,710.91 = 22,465.72/x
  3. Step 3: Cross multiply
    40,369.96x = 55,710.91 × 22,465.72
  4. Step 4: Simplify right side
    40,369.96x = 1,251,585,705.01
  5. Step 5: Solve for x
    x = 1,251,585,705.01/40,369.96
  6. Step 6: Final answer
    x = 31,002.90

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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.