Home / 40,477.14-60,754.59-19,715.22

Finding the Fourth Proportional to 40,477.14, 60,754.59 and 19,715.22

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Solution

The fourth proportional to 40,477.14, 60,754.59 and 19,715.22 is: 29,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.14 : 60,754.59 = 19,715.22 : x
  2. Step 2: Convert to fraction form
    40,477.14/60,754.59 = 19,715.22/x
  3. Step 3: Cross multiply
    40,477.14x = 60,754.59 × 19,715.22
  4. Step 4: Simplify right side
    40,477.14x = 1,197,790,107.86
  5. Step 5: Solve for x
    x = 1,197,790,107.86/40,477.14
  6. Step 6: Final answer
    x = 29,591.77

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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.