Home / 17,143.04-23,656.05-9,588.78

Finding the Fourth Proportional to 17,143.04, 23,656.05 and 9,588.78

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Solution

The fourth proportional to 17,143.04, 23,656.05 and 9,588.78 is: 13,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143.04 : 23,656.05 = 9,588.78 : x
  2. Step 2: Convert to fraction form
    17,143.04/23,656.05 = 9,588.78/x
  3. Step 3: Cross multiply
    17,143.04x = 23,656.05 × 9,588.78
  4. Step 4: Simplify right side
    17,143.04x = 226,832,659.12
  5. Step 5: Solve for x
    x = 226,832,659.12/17,143.04
  6. Step 6: Final answer
    x = 13,231.76

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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.