Home / 12,556.12-17,328.98-7,250.93

Finding the Fourth Proportional to 12,556.12, 17,328.98 and 7,250.93

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Solution

The fourth proportional to 12,556.12, 17,328.98 and 7,250.93 is: 10,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556.12 : 17,328.98 = 7,250.93 : x
  2. Step 2: Convert to fraction form
    12,556.12/17,328.98 = 7,250.93/x
  3. Step 3: Cross multiply
    12,556.12x = 17,328.98 × 7,250.93
  4. Step 4: Simplify right side
    12,556.12x = 125,651,098.05
  5. Step 5: Solve for x
    x = 125,651,098.05/12,556.12
  6. Step 6: Final answer
    x = 10,007.16

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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.