Home / 12,334.58-17,020.14-7,556.66

Finding the Fourth Proportional to 12,334.58, 17,020.14 and 7,556.66

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Solution

The fourth proportional to 12,334.58, 17,020.14 and 7,556.66 is: 10,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.58 : 17,020.14 = 7,556.66 : x
  2. Step 2: Convert to fraction form
    12,334.58/17,020.14 = 7,556.66/x
  3. Step 3: Cross multiply
    12,334.58x = 17,020.14 × 7,556.66
  4. Step 4: Simplify right side
    12,334.58x = 128,615,411.13
  5. Step 5: Solve for x
    x = 128,615,411.13/12,334.58
  6. Step 6: Final answer
    x = 10,427.22

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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.