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Finding the Fourth Proportional to 40,477.73, 60,715.68 and 10,895.92

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Solution

The fourth proportional to 40,477.73, 60,715.68 and 10,895.92 is: 16,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.73 : 60,715.68 = 10,895.92 : x
  2. Step 2: Convert to fraction form
    40,477.73/60,715.68 = 10,895.92/x
  3. Step 3: Cross multiply
    40,477.73x = 60,715.68 × 10,895.92
  4. Step 4: Simplify right side
    40,477.73x = 661,552,999.38
  5. Step 5: Solve for x
    x = 661,552,999.38/40,477.73
  6. Step 6: Final answer
    x = 16,343.63

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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.