Home / 11,567.18-15,971.91-10,682.66

Finding the Fourth Proportional to 11,567.18, 15,971.91 and 10,682.66

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Solution

The fourth proportional to 11,567.18, 15,971.91 and 10,682.66 is: 14,750.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.18 : 15,971.91 = 10,682.66 : x
  2. Step 2: Convert to fraction form
    11,567.18/15,971.91 = 10,682.66/x
  3. Step 3: Cross multiply
    11,567.18x = 15,971.91 × 10,682.66
  4. Step 4: Simplify right side
    11,567.18x = 170,622,484.08
  5. Step 5: Solve for x
    x = 170,622,484.08/11,567.18
  6. Step 6: Final answer
    x = 14,750.57

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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.