Home / 14,491.61-19,953.64-11,317.73

Finding the Fourth Proportional to 14,491.61, 19,953.64 and 11,317.73

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Solution

The fourth proportional to 14,491.61, 19,953.64 and 11,317.73 is: 15,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,491.61 : 19,953.64 = 11,317.73 : x
  2. Step 2: Convert to fraction form
    14,491.61/19,953.64 = 11,317.73/x
  3. Step 3: Cross multiply
    14,491.61x = 19,953.64 × 11,317.73
  4. Step 4: Simplify right side
    14,491.61x = 225,829,824.42
  5. Step 5: Solve for x
    x = 225,829,824.42/14,491.61
  6. Step 6: Final answer
    x = 15,583.49

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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.