Home / 11,513.27-17,308.40-9,448.58

Finding the Fourth Proportional to 11,513.27, 17,308.40 and 9,448.58

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Solution

The fourth proportional to 11,513.27, 17,308.40 and 9,448.58 is: 14,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.27 : 17,308.40 = 9,448.58 : x
  2. Step 2: Convert to fraction form
    11,513.27/17,308.40 = 9,448.58/x
  3. Step 3: Cross multiply
    11,513.27x = 17,308.40 × 9,448.58
  4. Step 4: Simplify right side
    11,513.27x = 163,539,668.29
  5. Step 5: Solve for x
    x = 163,539,668.29/11,513.27
  6. Step 6: Final answer
    x = 14,204.46

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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.