Home / 17,143.72-23,657.22-9,588.74

Finding the Fourth Proportional to 17,143.72, 23,657.22 and 9,588.74

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Solution

The fourth proportional to 17,143.72, 23,657.22 and 9,588.74 is: 13,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143.72 : 23,657.22 = 9,588.74 : x
  2. Step 2: Convert to fraction form
    17,143.72/23,657.22 = 9,588.74/x
  3. Step 3: Cross multiply
    17,143.72x = 23,657.22 × 9,588.74
  4. Step 4: Simplify right side
    17,143.72x = 226,842,931.70
  5. Step 5: Solve for x
    x = 226,842,931.70/17,143.72
  6. Step 6: Final answer
    x = 13,231.84

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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.