Home / 40,727.52-56,206.64-22,821.92

Finding the Fourth Proportional to 40,727.52, 56,206.64 and 22,821.92

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Solution

The fourth proportional to 40,727.52, 56,206.64 and 22,821.92 is: 31,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.52 : 56,206.64 = 22,821.92 : x
  2. Step 2: Convert to fraction form
    40,727.52/56,206.64 = 22,821.92/x
  3. Step 3: Cross multiply
    40,727.52x = 56,206.64 × 22,821.92
  4. Step 4: Simplify right side
    40,727.52x = 1,282,743,441.55
  5. Step 5: Solve for x
    x = 1,282,743,441.55/40,727.52
  6. Step 6: Final answer
    x = 31,495.74

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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.