Home / 40,316.84-60,495.72-18,125.72

Finding the Fourth Proportional to 40,316.84, 60,495.72 and 18,125.72

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Solution

The fourth proportional to 40,316.84, 60,495.72 and 18,125.72 is: 27,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,316.84 : 60,495.72 = 18,125.72 : x
  2. Step 2: Convert to fraction form
    40,316.84/60,495.72 = 18,125.72/x
  3. Step 3: Cross multiply
    40,316.84x = 60,495.72 × 18,125.72
  4. Step 4: Simplify right side
    40,316.84x = 1,096,528,481.92
  5. Step 5: Solve for x
    x = 1,096,528,481.92/40,316.84
  6. Step 6: Final answer
    x = 27,197.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.