Home / 40,727.86-56,205.96-22,822.20

Finding the Fourth Proportional to 40,727.86, 56,205.96 and 22,822.20

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Solution

The fourth proportional to 40,727.86, 56,205.96 and 22,822.20 is: 31,495.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,727.86 : 56,205.96 = 22,822.20 : x
  2. Step 2: Convert to fraction form
    40,727.86/56,205.96 = 22,822.20/x
  3. Step 3: Cross multiply
    40,727.86x = 56,205.96 × 22,822.20
  4. Step 4: Simplify right side
    40,727.86x = 1,282,743,660.31
  5. Step 5: Solve for x
    x = 1,282,743,660.31/40,727.86
  6. Step 6: Final answer
    x = 31,495.49

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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.