Home / 40,478.30-60,717.45-10,895.37

Finding the Fourth Proportional to 40,478.30, 60,717.45 and 10,895.37

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Solution

The fourth proportional to 40,478.30, 60,717.45 and 10,895.37 is: 16,343.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,478.30 : 60,717.45 = 10,895.37 : x
  2. Step 2: Convert to fraction form
    40,478.30/60,717.45 = 10,895.37/x
  3. Step 3: Cross multiply
    40,478.30x = 60,717.45 × 10,895.37
  4. Step 4: Simplify right side
    40,478.30x = 661,539,083.21
  5. Step 5: Solve for x
    x = 661,539,083.21/40,478.30
  6. Step 6: Final answer
    x = 16,343.06

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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.