Home / 21,504.24-32,255.64-6,713.28

Finding the Fourth Proportional to 21,504.24, 32,255.64 and 6,713.28

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Solution

The fourth proportional to 21,504.24, 32,255.64 and 6,713.28 is: 10,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504.24 : 32,255.64 = 6,713.28 : x
  2. Step 2: Convert to fraction form
    21,504.24/32,255.64 = 6,713.28/x
  3. Step 3: Cross multiply
    21,504.24x = 32,255.64 × 6,713.28
  4. Step 4: Simplify right side
    21,504.24x = 216,541,142.90
  5. Step 5: Solve for x
    x = 216,541,142.90/21,504.24
  6. Step 6: Final answer
    x = 10,069.70

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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.