Home / 19,405.26-29,080.53-8,849.34

Finding the Fourth Proportional to 19,405.26, 29,080.53 and 8,849.34

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Solution

The fourth proportional to 19,405.26, 29,080.53 and 8,849.34 is: 13,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,405.26 : 29,080.53 = 8,849.34 : x
  2. Step 2: Convert to fraction form
    19,405.26/29,080.53 = 8,849.34/x
  3. Step 3: Cross multiply
    19,405.26x = 29,080.53 × 8,849.34
  4. Step 4: Simplify right side
    19,405.26x = 257,343,497.35
  5. Step 5: Solve for x
    x = 257,343,497.35/19,405.26
  6. Step 6: Final answer
    x = 13,261.53

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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.