Home / 19,491.36-26,896.08-11,532.06

Finding the Fourth Proportional to 19,491.36, 26,896.08 and 11,532.06

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Solution

The fourth proportional to 19,491.36, 26,896.08 and 11,532.06 is: 15,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.36 : 26,896.08 = 11,532.06 : x
  2. Step 2: Convert to fraction form
    19,491.36/26,896.08 = 11,532.06/x
  3. Step 3: Cross multiply
    19,491.36x = 26,896.08 × 11,532.06
  4. Step 4: Simplify right side
    19,491.36x = 310,167,208.32
  5. Step 5: Solve for x
    x = 310,167,208.32/19,491.36
  6. Step 6: Final answer
    x = 15,913.06

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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.