Home / 21,825.45-32,712.59-10,114.07

Finding the Fourth Proportional to 21,825.45, 32,712.59 and 10,114.07

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Solution

The fourth proportional to 21,825.45, 32,712.59 and 10,114.07 is: 15,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,825.45 : 32,712.59 = 10,114.07 : x
  2. Step 2: Convert to fraction form
    21,825.45/32,712.59 = 10,114.07/x
  3. Step 3: Cross multiply
    21,825.45x = 32,712.59 × 10,114.07
  4. Step 4: Simplify right side
    21,825.45x = 330,857,286.86
  5. Step 5: Solve for x
    x = 330,857,286.86/21,825.45
  6. Step 6: Final answer
    x = 15,159.24

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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.