Home / 14,153.76-19,536.27-11,340.77

Finding the Fourth Proportional to 14,153.76, 19,536.27 and 11,340.77

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Solution

The fourth proportional to 14,153.76, 19,536.27 and 11,340.77 is: 15,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.76 : 19,536.27 = 11,340.77 : x
  2. Step 2: Convert to fraction form
    14,153.76/19,536.27 = 11,340.77/x
  3. Step 3: Cross multiply
    14,153.76x = 19,536.27 × 11,340.77
  4. Step 4: Simplify right side
    14,153.76x = 221,556,247.05
  5. Step 5: Solve for x
    x = 221,556,247.05/14,153.76
  6. Step 6: Final answer
    x = 15,653.53

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Half scale
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Double scale
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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.