Home / 40,647.57-56,093.92-22,742.88

Finding the Fourth Proportional to 40,647.57, 56,093.92 and 22,742.88

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Solution

The fourth proportional to 40,647.57, 56,093.92 and 22,742.88 is: 31,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.57 : 56,093.92 = 22,742.88 : x
  2. Step 2: Convert to fraction form
    40,647.57/56,093.92 = 22,742.88/x
  3. Step 3: Cross multiply
    40,647.57x = 56,093.92 × 22,742.88
  4. Step 4: Simplify right side
    40,647.57x = 1,275,737,024.08
  5. Step 5: Solve for x
    x = 1,275,737,024.08/40,647.57
  6. Step 6: Final answer
    x = 31,385.32

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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.