Home / 19,476.36-26,875.40-11,517.03

Finding the Fourth Proportional to 19,476.36, 26,875.40 and 11,517.03

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Solution

The fourth proportional to 19,476.36, 26,875.40 and 11,517.03 is: 15,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.36 : 26,875.40 = 11,517.03 : x
  2. Step 2: Convert to fraction form
    19,476.36/26,875.40 = 11,517.03/x
  3. Step 3: Cross multiply
    19,476.36x = 26,875.40 × 11,517.03
  4. Step 4: Simplify right side
    19,476.36x = 309,524,730.48
  5. Step 5: Solve for x
    x = 309,524,730.48/19,476.36
  6. Step 6: Final answer
    x = 15,892.33

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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.