Home / 40,647.12-56,093.85-22,740.18

Finding the Fourth Proportional to 40,647.12, 56,093.85 and 22,740.18

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Solution

The fourth proportional to 40,647.12, 56,093.85 and 22,740.18 is: 31,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.12 : 56,093.85 = 22,740.18 : x
  2. Step 2: Convert to fraction form
    40,647.12/56,093.85 = 22,740.18/x
  3. Step 3: Cross multiply
    40,647.12x = 56,093.85 × 22,740.18
  4. Step 4: Simplify right side
    40,647.12x = 1,275,584,245.89
  5. Step 5: Solve for x
    x = 1,275,584,245.89/40,647.12
  6. Step 6: Final answer
    x = 31,381.91

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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.