Home / 11,613.96-16,032.17-7,842.23

Finding the Fourth Proportional to 11,613.96, 16,032.17 and 7,842.23

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Solution

The fourth proportional to 11,613.96, 16,032.17 and 7,842.23 is: 10,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.96 : 16,032.17 = 7,842.23 : x
  2. Step 2: Convert to fraction form
    11,613.96/16,032.17 = 7,842.23/x
  3. Step 3: Cross multiply
    11,613.96x = 16,032.17 × 7,842.23
  4. Step 4: Simplify right side
    11,613.96x = 125,727,931.51
  5. Step 5: Solve for x
    x = 125,727,931.51/11,613.96
  6. Step 6: Final answer
    x = 10,825.59

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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.