Home / 21,193.02-31,794.66-6,401.07

Finding the Fourth Proportional to 21,193.02, 31,794.66 and 6,401.07

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Solution

The fourth proportional to 21,193.02, 31,794.66 and 6,401.07 is: 9,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,193.02 : 31,794.66 = 6,401.07 : x
  2. Step 2: Convert to fraction form
    21,193.02/31,794.66 = 6,401.07/x
  3. Step 3: Cross multiply
    21,193.02x = 31,794.66 × 6,401.07
  4. Step 4: Simplify right side
    21,193.02x = 203,519,844.29
  5. Step 5: Solve for x
    x = 203,519,844.29/21,193.02
  6. Step 6: Final answer
    x = 9,603.15

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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.