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Finding the Fourth Proportional to 15,597.17, 21,524.96 and 10,288.22

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Solution

The fourth proportional to 15,597.17, 21,524.96 and 10,288.22 is: 14,198.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.17 : 21,524.96 = 10,288.22 : x
  2. Step 2: Convert to fraction form
    15,597.17/21,524.96 = 10,288.22/x
  3. Step 3: Cross multiply
    15,597.17x = 21,524.96 × 10,288.22
  4. Step 4: Simplify right side
    15,597.17x = 221,453,603.50
  5. Step 5: Solve for x
    x = 221,453,603.50/15,597.17
  6. Step 6: Final answer
    x = 14,198.32

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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.