Home / 17,530.88-26,301.44-7,137.28

Finding the Fourth Proportional to 17,530.88, 26,301.44 and 7,137.28

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Solution

The fourth proportional to 17,530.88, 26,301.44 and 7,137.28 is: 10,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,530.88 : 26,301.44 = 7,137.28 : x
  2. Step 2: Convert to fraction form
    17,530.88/26,301.44 = 7,137.28/x
  3. Step 3: Cross multiply
    17,530.88x = 26,301.44 × 7,137.28
  4. Step 4: Simplify right side
    17,530.88x = 187,720,741.68
  5. Step 5: Solve for x
    x = 187,720,741.68/17,530.88
  6. Step 6: Final answer
    x = 10,708.00

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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.