Home / 53,436.02-80,136.46-19,694.25

Finding the Fourth Proportional to 53,436.02, 80,136.46 and 19,694.25

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Solution

The fourth proportional to 53,436.02, 80,136.46 and 19,694.25 is: 29,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436.02 : 80,136.46 = 19,694.25 : x
  2. Step 2: Convert to fraction form
    53,436.02/80,136.46 = 19,694.25/x
  3. Step 3: Cross multiply
    53,436.02x = 80,136.46 × 19,694.25
  4. Step 4: Simplify right side
    53,436.02x = 1,578,227,477.36
  5. Step 5: Solve for x
    x = 1,578,227,477.36/53,436.02
  6. Step 6: Final answer
    x = 29,534.90

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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.