Home / 19,453.28-26,845.17-10,955.36

Finding the Fourth Proportional to 19,453.28, 26,845.17 and 10,955.36

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Solution

The fourth proportional to 19,453.28, 26,845.17 and 10,955.36 is: 15,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.28 : 26,845.17 = 10,955.36 : x
  2. Step 2: Convert to fraction form
    19,453.28/26,845.17 = 10,955.36/x
  3. Step 3: Cross multiply
    19,453.28x = 26,845.17 × 10,955.36
  4. Step 4: Simplify right side
    19,453.28x = 294,098,527.64
  5. Step 5: Solve for x
    x = 294,098,527.64/19,453.28
  6. Step 6: Final answer
    x = 15,118.20

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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.