Home / 12,746.73-19,098.53-7,806.06

Finding the Fourth Proportional to 12,746.73, 19,098.53 and 7,806.06

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Solution

The fourth proportional to 12,746.73, 19,098.53 and 7,806.06 is: 11,695.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.73 : 19,098.53 = 7,806.06 : x
  2. Step 2: Convert to fraction form
    12,746.73/19,098.53 = 7,806.06/x
  3. Step 3: Cross multiply
    12,746.73x = 19,098.53 × 7,806.06
  4. Step 4: Simplify right side
    12,746.73x = 149,084,232.06
  5. Step 5: Solve for x
    x = 149,084,232.06/12,746.73
  6. Step 6: Final answer
    x = 11,695.88

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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.