Home / 19,732.10-27,227.84-11,235.32

Finding the Fourth Proportional to 19,732.10, 27,227.84 and 11,235.32

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Solution

The fourth proportional to 19,732.10, 27,227.84 and 11,235.32 is: 15,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.10 : 27,227.84 = 11,235.32 : x
  2. Step 2: Convert to fraction form
    19,732.10/27,227.84 = 11,235.32/x
  3. Step 3: Cross multiply
    19,732.10x = 27,227.84 × 11,235.32
  4. Step 4: Simplify right side
    19,732.10x = 305,913,495.31
  5. Step 5: Solve for x
    x = 305,913,495.31/19,732.10
  6. Step 6: Final answer
    x = 15,503.34

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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.