Home / 22,623.36-33,935.28-12,300.72

Finding the Fourth Proportional to 22,623.36, 33,935.28 and 12,300.72

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Solution

The fourth proportional to 22,623.36, 33,935.28 and 12,300.72 is: 18,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623.36 : 33,935.28 = 12,300.72 : x
  2. Step 2: Convert to fraction form
    22,623.36/33,935.28 = 12,300.72/x
  3. Step 3: Cross multiply
    22,623.36x = 33,935.28 × 12,300.72
  4. Step 4: Simplify right side
    22,623.36x = 417,428,377.40
  5. Step 5: Solve for x
    x = 417,428,377.40/22,623.36
  6. Step 6: Final answer
    x = 18,451.21

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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.