Home / 12,588.11-17,371.97-7,283.32

Finding the Fourth Proportional to 12,588.11, 17,371.97 and 7,283.32

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Solution

The fourth proportional to 12,588.11, 17,371.97 and 7,283.32 is: 10,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588.11 : 17,371.97 = 7,283.32 : x
  2. Step 2: Convert to fraction form
    12,588.11/17,371.97 = 7,283.32/x
  3. Step 3: Cross multiply
    12,588.11x = 17,371.97 × 7,283.32
  4. Step 4: Simplify right side
    12,588.11x = 126,525,564.01
  5. Step 5: Solve for x
    x = 126,525,564.01/12,588.11
  6. Step 6: Final answer
    x = 10,051.20

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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.