Home / 15,945.51-22,004.40-9,230.22

Finding the Fourth Proportional to 15,945.51, 22,004.40 and 9,230.22

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Solution

The fourth proportional to 15,945.51, 22,004.40 and 9,230.22 is: 12,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.51 : 22,004.40 = 9,230.22 : x
  2. Step 2: Convert to fraction form
    15,945.51/22,004.40 = 9,230.22/x
  3. Step 3: Cross multiply
    15,945.51x = 22,004.40 × 9,230.22
  4. Step 4: Simplify right side
    15,945.51x = 203,105,452.97
  5. Step 5: Solve for x
    x = 203,105,452.97/15,945.51
  6. Step 6: Final answer
    x = 12,737.47

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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.