Home / 19,513.00-26,925.06-11,443.60

Finding the Fourth Proportional to 19,513.00, 26,925.06 and 11,443.60

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Solution

The fourth proportional to 19,513.00, 26,925.06 and 11,443.60 is: 15,790.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.00 : 26,925.06 = 11,443.60 : x
  2. Step 2: Convert to fraction form
    19,513.00/26,925.06 = 11,443.60/x
  3. Step 3: Cross multiply
    19,513.00x = 26,925.06 × 11,443.60
  4. Step 4: Simplify right side
    19,513.00x = 308,119,704.54
  5. Step 5: Solve for x
    x = 308,119,704.54/19,513.00
  6. Step 6: Final answer
    x = 15,790.48

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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.