Home / 14,570.73-21,757.26-11,575.56

Finding the Fourth Proportional to 14,570.73, 21,757.26 and 11,575.56

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Solution

The fourth proportional to 14,570.73, 21,757.26 and 11,575.56 is: 17,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.73 : 21,757.26 = 11,575.56 : x
  2. Step 2: Convert to fraction form
    14,570.73/21,757.26 = 11,575.56/x
  3. Step 3: Cross multiply
    14,570.73x = 21,757.26 × 11,575.56
  4. Step 4: Simplify right side
    14,570.73x = 251,852,468.57
  5. Step 5: Solve for x
    x = 251,852,468.57/14,570.73
  6. Step 6: Final answer
    x = 17,284.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.