Home / 21,573.76-32,347.22-9,087.36

Finding the Fourth Proportional to 21,573.76, 32,347.22 and 9,087.36

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Solution

The fourth proportional to 21,573.76, 32,347.22 and 9,087.36 is: 13,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.76 : 32,347.22 = 9,087.36 : x
  2. Step 2: Convert to fraction form
    21,573.76/32,347.22 = 9,087.36/x
  3. Step 3: Cross multiply
    21,573.76x = 32,347.22 × 9,087.36
  4. Step 4: Simplify right side
    21,573.76x = 293,950,833.14
  5. Step 5: Solve for x
    x = 293,950,833.14/21,573.76
  6. Step 6: Final answer
    x = 13,625.39

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1.5x scale

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.