Home / 19,314.06-26,656.74-10,930.56

Finding the Fourth Proportional to 19,314.06, 26,656.74 and 10,930.56

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Solution

The fourth proportional to 19,314.06, 26,656.74 and 10,930.56 is: 15,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.06 : 26,656.74 = 10,930.56 : x
  2. Step 2: Convert to fraction form
    19,314.06/26,656.74 = 10,930.56/x
  3. Step 3: Cross multiply
    19,314.06x = 26,656.74 × 10,930.56
  4. Step 4: Simplify right side
    19,314.06x = 291,373,095.97
  5. Step 5: Solve for x
    x = 291,373,095.97/19,314.06
  6. Step 6: Final answer
    x = 15,086.06

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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.