Home / 21,593.00-32,316.34-13,278.28

Finding the Fourth Proportional to 21,593.00, 32,316.34 and 13,278.28

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Solution

The fourth proportional to 21,593.00, 32,316.34 and 13,278.28 is: 19,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.00 : 32,316.34 = 13,278.28 : x
  2. Step 2: Convert to fraction form
    21,593.00/32,316.34 = 13,278.28/x
  3. Step 3: Cross multiply
    21,593.00x = 32,316.34 × 13,278.28
  4. Step 4: Simplify right side
    21,593.00x = 429,105,382.60
  5. Step 5: Solve for x
    x = 429,105,382.60/21,593.00
  6. Step 6: Final answer
    x = 19,872.43

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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.