Home / 19,354.08-29,032.44-7,667.28

Finding the Fourth Proportional to 19,354.08, 29,032.44 and 7,667.28

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Solution

The fourth proportional to 19,354.08, 29,032.44 and 7,667.28 is: 11,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.08 : 29,032.44 = 7,667.28 : x
  2. Step 2: Convert to fraction form
    19,354.08/29,032.44 = 7,667.28/x
  3. Step 3: Cross multiply
    19,354.08x = 29,032.44 × 7,667.28
  4. Step 4: Simplify right side
    19,354.08x = 222,599,846.56
  5. Step 5: Solve for x
    x = 222,599,846.56/19,354.08
  6. Step 6: Final answer
    x = 11,501.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.