Home / 15,994.14-23,985.77-5,460.09

Finding the Fourth Proportional to 15,994.14, 23,985.77 and 5,460.09

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Solution

The fourth proportional to 15,994.14, 23,985.77 and 5,460.09 is: 8,188.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.14 : 23,985.77 = 5,460.09 : x
  2. Step 2: Convert to fraction form
    15,994.14/23,985.77 = 5,460.09/x
  3. Step 3: Cross multiply
    15,994.14x = 23,985.77 × 5,460.09
  4. Step 4: Simplify right side
    15,994.14x = 130,964,435.62
  5. Step 5: Solve for x
    x = 130,964,435.62/15,994.14
  6. Step 6: Final answer
    x = 8,188.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.