Home / 40,768.92-56,257.86-22,861.50

Finding the Fourth Proportional to 40,768.92, 56,257.86 and 22,861.50

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Solution

The fourth proportional to 40,768.92, 56,257.86 and 22,861.50 is: 31,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.92 : 56,257.86 = 22,861.50 : x
  2. Step 2: Convert to fraction form
    40,768.92/56,257.86 = 22,861.50/x
  3. Step 3: Cross multiply
    40,768.92x = 56,257.86 × 22,861.50
  4. Step 4: Simplify right side
    40,768.92x = 1,286,139,066.39
  5. Step 5: Solve for x
    x = 1,286,139,066.39/40,768.92
  6. Step 6: Final answer
    x = 31,547.05

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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.