Home / 19,253.12-26,584.32-15,073.28

Finding the Fourth Proportional to 19,253.12, 26,584.32 and 15,073.28

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Solution

The fourth proportional to 19,253.12, 26,584.32 and 15,073.28 is: 20,812.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.12 : 26,584.32 = 15,073.28 : x
  2. Step 2: Convert to fraction form
    19,253.12/26,584.32 = 15,073.28/x
  3. Step 3: Cross multiply
    19,253.12x = 26,584.32 × 15,073.28
  4. Step 4: Simplify right side
    19,253.12x = 400,712,898.97
  5. Step 5: Solve for x
    x = 400,712,898.97/19,253.12
  6. Step 6: Final answer
    x = 20,812.88

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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.