Home / 12,851.13-17,740.33-7,546.29

Finding the Fourth Proportional to 12,851.13, 17,740.33 and 7,546.29

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Solution

The fourth proportional to 12,851.13, 17,740.33 and 7,546.29 is: 10,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851.13 : 17,740.33 = 7,546.29 : x
  2. Step 2: Convert to fraction form
    12,851.13/17,740.33 = 7,546.29/x
  3. Step 3: Cross multiply
    12,851.13x = 17,740.33 × 7,546.29
  4. Step 4: Simplify right side
    12,851.13x = 133,873,649.99
  5. Step 5: Solve for x
    x = 133,873,649.99/12,851.13
  6. Step 6: Final answer
    x = 10,417.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.