Home / 40,710.70-61,063.89-13,006.54

Finding the Fourth Proportional to 40,710.70, 61,063.89 and 13,006.54

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Solution

The fourth proportional to 40,710.70, 61,063.89 and 13,006.54 is: 19,509.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,710.70 : 61,063.89 = 13,006.54 : x
  2. Step 2: Convert to fraction form
    40,710.70/61,063.89 = 13,006.54/x
  3. Step 3: Cross multiply
    40,710.70x = 61,063.89 × 13,006.54
  4. Step 4: Simplify right side
    40,710.70x = 794,229,927.84
  5. Step 5: Solve for x
    x = 794,229,927.84/40,710.70
  6. Step 6: Final answer
    x = 19,509.12

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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.