Home / 19,114.17-26,376.62-11,156.73

Finding the Fourth Proportional to 19,114.17, 26,376.62 and 11,156.73

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Solution

The fourth proportional to 19,114.17, 26,376.62 and 11,156.73 is: 15,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.17 : 26,376.62 = 11,156.73 : x
  2. Step 2: Convert to fraction form
    19,114.17/26,376.62 = 11,156.73/x
  3. Step 3: Cross multiply
    19,114.17x = 26,376.62 × 11,156.73
  4. Step 4: Simplify right side
    19,114.17x = 294,276,771.87
  5. Step 5: Solve for x
    x = 294,276,771.87/19,114.17
  6. Step 6: Final answer
    x = 15,395.74

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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.