Home / 19,390.59-26,757.62-10,892.28

Finding the Fourth Proportional to 19,390.59, 26,757.62 and 10,892.28

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Solution

The fourth proportional to 19,390.59, 26,757.62 and 10,892.28 is: 15,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.59 : 26,757.62 = 10,892.28 : x
  2. Step 2: Convert to fraction form
    19,390.59/26,757.62 = 10,892.28/x
  3. Step 3: Cross multiply
    19,390.59x = 26,757.62 × 10,892.28
  4. Step 4: Simplify right side
    19,390.59x = 291,451,489.17
  5. Step 5: Solve for x
    x = 291,451,489.17/19,390.59
  6. Step 6: Final answer
    x = 15,030.56

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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.