Home / 22,301.86-33,423.63-9,138.82

Finding the Fourth Proportional to 22,301.86, 33,423.63 and 9,138.82

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Solution

The fourth proportional to 22,301.86, 33,423.63 and 9,138.82 is: 13,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,301.86 : 33,423.63 = 9,138.82 : x
  2. Step 2: Convert to fraction form
    22,301.86/33,423.63 = 9,138.82/x
  3. Step 3: Cross multiply
    22,301.86x = 33,423.63 × 9,138.82
  4. Step 4: Simplify right side
    22,301.86x = 305,452,538.32
  5. Step 5: Solve for x
    x = 305,452,538.32/22,301.86
  6. Step 6: Final answer
    x = 13,696.28

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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.