Home / 40,827.52-61,240.73-19,769.45

Finding the Fourth Proportional to 40,827.52, 61,240.73 and 19,769.45

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Solution

The fourth proportional to 40,827.52, 61,240.73 and 19,769.45 is: 29,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827.52 : 61,240.73 = 19,769.45 : x
  2. Step 2: Convert to fraction form
    40,827.52/61,240.73 = 19,769.45/x
  3. Step 3: Cross multiply
    40,827.52x = 61,240.73 × 19,769.45
  4. Step 4: Simplify right side
    40,827.52x = 1,210,695,292.92
  5. Step 5: Solve for x
    x = 1,210,695,292.92/40,827.52
  6. Step 6: Final answer
    x = 29,653.90

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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.