Home / 27,814.70-41,726.10-9,090.20

Finding the Fourth Proportional to 27,814.70, 41,726.10 and 9,090.20

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Solution

The fourth proportional to 27,814.70, 41,726.10 and 9,090.20 is: 13,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,814.70 : 41,726.10 = 9,090.20 : x
  2. Step 2: Convert to fraction form
    27,814.70/41,726.10 = 9,090.20/x
  3. Step 3: Cross multiply
    27,814.70x = 41,726.10 × 9,090.20
  4. Step 4: Simplify right side
    27,814.70x = 379,298,594.22
  5. Step 5: Solve for x
    x = 379,298,594.22/27,814.70
  6. Step 6: Final answer
    x = 13,636.62

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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.