Home / 15,954.94-22,021.02-9,242.08

Finding the Fourth Proportional to 15,954.94, 22,021.02 and 9,242.08

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Solution

The fourth proportional to 15,954.94, 22,021.02 and 9,242.08 is: 12,755.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.94 : 22,021.02 = 9,242.08 : x
  2. Step 2: Convert to fraction form
    15,954.94/22,021.02 = 9,242.08/x
  3. Step 3: Cross multiply
    15,954.94x = 22,021.02 × 9,242.08
  4. Step 4: Simplify right side
    15,954.94x = 203,520,028.52
  5. Step 5: Solve for x
    x = 203,520,028.52/15,954.94
  6. Step 6: Final answer
    x = 12,755.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.