Home / 15,828.96-23,691.93-11,667.30

Finding the Fourth Proportional to 15,828.96, 23,691.93 and 11,667.30

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Solution

The fourth proportional to 15,828.96, 23,691.93 and 11,667.30 is: 17,462.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,828.96 : 23,691.93 = 11,667.30 : x
  2. Step 2: Convert to fraction form
    15,828.96/23,691.93 = 11,667.30/x
  3. Step 3: Cross multiply
    15,828.96x = 23,691.93 × 11,667.30
  4. Step 4: Simplify right side
    15,828.96x = 276,420,854.89
  5. Step 5: Solve for x
    x = 276,420,854.89/15,828.96
  6. Step 6: Final answer
    x = 17,462.98

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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.