Home / 17,172.15-23,699.30-10,458.20

Finding the Fourth Proportional to 17,172.15, 23,699.30 and 10,458.20

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Solution

The fourth proportional to 17,172.15, 23,699.30 and 10,458.20 is: 14,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.15 : 23,699.30 = 10,458.20 : x
  2. Step 2: Convert to fraction form
    17,172.15/23,699.30 = 10,458.20/x
  3. Step 3: Cross multiply
    17,172.15x = 23,699.30 × 10,458.20
  4. Step 4: Simplify right side
    17,172.15x = 247,851,848.47
  5. Step 5: Solve for x
    x = 247,851,848.47/17,172.15
  6. Step 6: Final answer
    x = 14,433.36

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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.