Home / 19,926.36-27,499.86-11,544.12

Finding the Fourth Proportional to 19,926.36, 27,499.86 and 11,544.12

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Solution

The fourth proportional to 19,926.36, 27,499.86 and 11,544.12 is: 15,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.36 : 27,499.86 = 11,544.12 : x
  2. Step 2: Convert to fraction form
    19,926.36/27,499.86 = 11,544.12/x
  3. Step 3: Cross multiply
    19,926.36x = 27,499.86 × 11,544.12
  4. Step 4: Simplify right side
    19,926.36x = 317,461,683.82
  5. Step 5: Solve for x
    x = 317,461,683.82/19,926.36
  6. Step 6: Final answer
    x = 15,931.74

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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.