Home / 40,816.20-56,332.04-22,671

Finding the Fourth Proportional to 40,816.20, 56,332.04 and 22,671

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Solution

The fourth proportional to 40,816.20, 56,332.04 and 22,671 is: 31,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,816.20 : 56,332.04 = 22,671 : x
  2. Step 2: Convert to fraction form
    40,816.20/56,332.04 = 22,671/x
  3. Step 3: Cross multiply
    40,816.20x = 56,332.04 × 22,671
  4. Step 4: Simplify right side
    40,816.20x = 1,277,103,678.84
  5. Step 5: Solve for x
    x = 1,277,103,678.84/40,816.20
  6. Step 6: Final answer
    x = 31,289.14

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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.