Home / 15,090.41-22,636.09-7,193.79

Finding the Fourth Proportional to 15,090.41, 22,636.09 and 7,193.79

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Solution

The fourth proportional to 15,090.41, 22,636.09 and 7,193.79 is: 10,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.41 : 22,636.09 = 7,193.79 : x
  2. Step 2: Convert to fraction form
    15,090.41/22,636.09 = 7,193.79/x
  3. Step 3: Cross multiply
    15,090.41x = 22,636.09 × 7,193.79
  4. Step 4: Simplify right side
    15,090.41x = 162,839,223.21
  5. Step 5: Solve for x
    x = 162,839,223.21/15,090.41
  6. Step 6: Final answer
    x = 10,790.91

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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.