Home / 19,533.52-26,961.08-11,154.88

Finding the Fourth Proportional to 19,533.52, 26,961.08 and 11,154.88

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Solution

The fourth proportional to 19,533.52, 26,961.08 and 11,154.88 is: 15,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.52 : 26,961.08 = 11,154.88 : x
  2. Step 2: Convert to fraction form
    19,533.52/26,961.08 = 11,154.88/x
  3. Step 3: Cross multiply
    19,533.52x = 26,961.08 × 11,154.88
  4. Step 4: Simplify right side
    19,533.52x = 300,747,612.07
  5. Step 5: Solve for x
    x = 300,747,612.07/19,533.52
  6. Step 6: Final answer
    x = 15,396.49

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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.