Home / 19,375.45-26,739.11-10,877.14

Finding the Fourth Proportional to 19,375.45, 26,739.11 and 10,877.14

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Solution

The fourth proportional to 19,375.45, 26,739.11 and 10,877.14 is: 15,011.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.45 : 26,739.11 = 10,877.14 : x
  2. Step 2: Convert to fraction form
    19,375.45/26,739.11 = 10,877.14/x
  3. Step 3: Cross multiply
    19,375.45x = 26,739.11 × 10,877.14
  4. Step 4: Simplify right side
    19,375.45x = 290,844,953.15
  5. Step 5: Solve for x
    x = 290,844,953.15/19,375.45
  6. Step 6: Final answer
    x = 15,011.00

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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.