Home / 13,566.90-20,326.43-11,882.23

Finding the Fourth Proportional to 13,566.90, 20,326.43 and 11,882.23

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Solution

The fourth proportional to 13,566.90, 20,326.43 and 11,882.23 is: 17,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.90 : 20,326.43 = 11,882.23 : x
  2. Step 2: Convert to fraction form
    13,566.90/20,326.43 = 11,882.23/x
  3. Step 3: Cross multiply
    13,566.90x = 20,326.43 × 11,882.23
  4. Step 4: Simplify right side
    13,566.90x = 241,523,316.34
  5. Step 5: Solve for x
    x = 241,523,316.34/13,566.90
  6. Step 6: Final answer
    x = 17,802.40

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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.