Home / 47,966.99-71,937.99-19,895.00

Finding the Fourth Proportional to 47,966.99, 71,937.99 and 19,895.00

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Solution

The fourth proportional to 47,966.99, 71,937.99 and 19,895.00 is: 29,837.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.99 : 71,937.99 = 19,895.00 : x
  2. Step 2: Convert to fraction form
    47,966.99/71,937.99 = 19,895.00/x
  3. Step 3: Cross multiply
    47,966.99x = 71,937.99 × 19,895.00
  4. Step 4: Simplify right side
    47,966.99x = 1,431,205,951.36
  5. Step 5: Solve for x
    x = 1,431,205,951.36/47,966.99
  6. Step 6: Final answer
    x = 29,837.31

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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.