Home / 19,330.72-26,676.41-10,947.22

Finding the Fourth Proportional to 19,330.72, 26,676.41 and 10,947.22

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Solution

The fourth proportional to 19,330.72, 26,676.41 and 10,947.22 is: 15,107.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.72 : 26,676.41 = 10,947.22 : x
  2. Step 2: Convert to fraction form
    19,330.72/26,676.41 = 10,947.22/x
  3. Step 3: Cross multiply
    19,330.72x = 26,676.41 × 10,947.22
  4. Step 4: Simplify right side
    19,330.72x = 292,032,407.65
  5. Step 5: Solve for x
    x = 292,032,407.65/19,330.72
  6. Step 6: Final answer
    x = 15,107.17

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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.