Home / 17,308.86-23,886.36-10,143.03

Finding the Fourth Proportional to 17,308.86, 23,886.36 and 10,143.03

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Solution

The fourth proportional to 17,308.86, 23,886.36 and 10,143.03 is: 13,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,308.86 : 23,886.36 = 10,143.03 : x
  2. Step 2: Convert to fraction form
    17,308.86/23,886.36 = 10,143.03/x
  3. Step 3: Cross multiply
    17,308.86x = 23,886.36 × 10,143.03
  4. Step 4: Simplify right side
    17,308.86x = 242,280,066.07
  5. Step 5: Solve for x
    x = 242,280,066.07/17,308.86
  6. Step 6: Final answer
    x = 13,997.46

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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.