Home / 17,135.17-23,646.40-9,581.51

Finding the Fourth Proportional to 17,135.17, 23,646.40 and 9,581.51

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Solution

The fourth proportional to 17,135.17, 23,646.40 and 9,581.51 is: 13,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135.17 : 23,646.40 = 9,581.51 : x
  2. Step 2: Convert to fraction form
    17,135.17/23,646.40 = 9,581.51/x
  3. Step 3: Cross multiply
    17,135.17x = 23,646.40 × 9,581.51
  4. Step 4: Simplify right side
    17,135.17x = 226,568,253.23
  5. Step 5: Solve for x
    x = 226,568,253.23/17,135.17
  6. Step 6: Final answer
    x = 13,222.41

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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.