Home / 13,098.72-19,651.28-6,526.56

Finding the Fourth Proportional to 13,098.72, 19,651.28 and 6,526.56

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Solution

The fourth proportional to 13,098.72, 19,651.28 and 6,526.56 is: 9,791.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.72 : 19,651.28 = 6,526.56 : x
  2. Step 2: Convert to fraction form
    13,098.72/19,651.28 = 6,526.56/x
  3. Step 3: Cross multiply
    13,098.72x = 19,651.28 × 6,526.56
  4. Step 4: Simplify right side
    13,098.72x = 128,255,258.00
  5. Step 5: Solve for x
    x = 128,255,258.00/13,098.72
  6. Step 6: Final answer
    x = 9,791.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.