Home / 19,534.59-26,960.18-11,579.85

Finding the Fourth Proportional to 19,534.59, 26,960.18 and 11,579.85

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Solution

The fourth proportional to 19,534.59, 26,960.18 and 11,579.85 is: 15,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.59 : 26,960.18 = 11,579.85 : x
  2. Step 2: Convert to fraction form
    19,534.59/26,960.18 = 11,579.85/x
  3. Step 3: Cross multiply
    19,534.59x = 26,960.18 × 11,579.85
  4. Step 4: Simplify right side
    19,534.59x = 312,194,782.47
  5. Step 5: Solve for x
    x = 312,194,782.47/19,534.59
  6. Step 6: Final answer
    x = 15,981.64

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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.