Home / 22,026.57-30,396.90-11,955.10

Finding the Fourth Proportional to 22,026.57, 30,396.90 and 11,955.10

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Solution

The fourth proportional to 22,026.57, 30,396.90 and 11,955.10 is: 16,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,026.57 : 30,396.90 = 11,955.10 : x
  2. Step 2: Convert to fraction form
    22,026.57/30,396.90 = 11,955.10/x
  3. Step 3: Cross multiply
    22,026.57x = 30,396.90 × 11,955.10
  4. Step 4: Simplify right side
    22,026.57x = 363,397,979.19
  5. Step 5: Solve for x
    x = 363,397,979.19/22,026.57
  6. Step 6: Final answer
    x = 16,498.16

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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.