Home / 21,348.28-32,026.44-8,199.64

Finding the Fourth Proportional to 21,348.28, 32,026.44 and 8,199.64

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Solution

The fourth proportional to 21,348.28, 32,026.44 and 8,199.64 is: 12,301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348.28 : 32,026.44 = 8,199.64 : x
  2. Step 2: Convert to fraction form
    21,348.28/32,026.44 = 8,199.64/x
  3. Step 3: Cross multiply
    21,348.28x = 32,026.44 × 8,199.64
  4. Step 4: Simplify right side
    21,348.28x = 262,605,278.48
  5. Step 5: Solve for x
    x = 262,605,278.48/21,348.28
  6. Step 6: Final answer
    x = 12,301.00

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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.