Home / 15,588.02-21,504.61-9,296.75

Finding the Fourth Proportional to 15,588.02, 21,504.61 and 9,296.75

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Solution

The fourth proportional to 15,588.02, 21,504.61 and 9,296.75 is: 12,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588.02 : 21,504.61 = 9,296.75 : x
  2. Step 2: Convert to fraction form
    15,588.02/21,504.61 = 9,296.75/x
  3. Step 3: Cross multiply
    15,588.02x = 21,504.61 × 9,296.75
  4. Step 4: Simplify right side
    15,588.02x = 199,922,983.02
  5. Step 5: Solve for x
    x = 199,922,983.02/15,588.02
  6. Step 6: Final answer
    x = 12,825.43

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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.