Home / 22,485.30-33,748.64-11,399.74

Finding the Fourth Proportional to 22,485.30, 33,748.64 and 11,399.74

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Solution

The fourth proportional to 22,485.30, 33,748.64 and 11,399.74 is: 17,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,485.30 : 33,748.64 = 11,399.74 : x
  2. Step 2: Convert to fraction form
    22,485.30/33,748.64 = 11,399.74/x
  3. Step 3: Cross multiply
    22,485.30x = 33,748.64 × 11,399.74
  4. Step 4: Simplify right side
    22,485.30x = 384,725,721.35
  5. Step 5: Solve for x
    x = 384,725,721.35/22,485.30
  6. Step 6: Final answer
    x = 17,110.10

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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.