Home / 22,786.98-31,437.73-14,172.60

Finding the Fourth Proportional to 22,786.98, 31,437.73 and 14,172.60

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Solution

The fourth proportional to 22,786.98, 31,437.73 and 14,172.60 is: 19,553.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.98 : 31,437.73 = 14,172.60 : x
  2. Step 2: Convert to fraction form
    22,786.98/31,437.73 = 14,172.60/x
  3. Step 3: Cross multiply
    22,786.98x = 31,437.73 × 14,172.60
  4. Step 4: Simplify right side
    22,786.98x = 445,554,389.91
  5. Step 5: Solve for x
    x = 445,554,389.91/22,786.98
  6. Step 6: Final answer
    x = 19,553.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.