Home / 21,360.54-32,056.47-17,249.70

Finding the Fourth Proportional to 21,360.54, 32,056.47 and 17,249.70

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Solution

The fourth proportional to 21,360.54, 32,056.47 and 17,249.70 is: 25,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,360.54 : 32,056.47 = 17,249.70 : x
  2. Step 2: Convert to fraction form
    21,360.54/32,056.47 = 17,249.70/x
  3. Step 3: Cross multiply
    21,360.54x = 32,056.47 × 17,249.70
  4. Step 4: Simplify right side
    21,360.54x = 552,964,490.56
  5. Step 5: Solve for x
    x = 552,964,490.56/21,360.54
  6. Step 6: Final answer
    x = 25,887.20

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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.