Home / 22,003.23-30,364.14-11,931.48

Finding the Fourth Proportional to 22,003.23, 30,364.14 and 11,931.48

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Solution

The fourth proportional to 22,003.23, 30,364.14 and 11,931.48 is: 16,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,003.23 : 30,364.14 = 11,931.48 : x
  2. Step 2: Convert to fraction form
    22,003.23/30,364.14 = 11,931.48/x
  3. Step 3: Cross multiply
    22,003.23x = 30,364.14 × 11,931.48
  4. Step 4: Simplify right side
    22,003.23x = 362,289,129.13
  5. Step 5: Solve for x
    x = 362,289,129.13/22,003.23
  6. Step 6: Final answer
    x = 16,465.27

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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.