Home / 19,535.59-26,961.56-11,580.85

Finding the Fourth Proportional to 19,535.59, 26,961.56 and 11,580.85

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Solution

The fourth proportional to 19,535.59, 26,961.56 and 11,580.85 is: 15,983.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.59 : 26,961.56 = 11,580.85 : x
  2. Step 2: Convert to fraction form
    19,535.59/26,961.56 = 11,580.85/x
  3. Step 3: Cross multiply
    19,535.59x = 26,961.56 × 11,580.85
  4. Step 4: Simplify right side
    19,535.59x = 312,237,782.13
  5. Step 5: Solve for x
    x = 312,237,782.13/19,535.59
  6. Step 6: Final answer
    x = 15,983.02

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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.