Home / 18,893.04-28,465.62-17,116.32

Finding the Fourth Proportional to 18,893.04, 28,465.62 and 17,116.32

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Solution

The fourth proportional to 18,893.04, 28,465.62 and 17,116.32 is: 25,788.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,893.04 : 28,465.62 = 17,116.32 : x
  2. Step 2: Convert to fraction form
    18,893.04/28,465.62 = 17,116.32/x
  3. Step 3: Cross multiply
    18,893.04x = 28,465.62 × 17,116.32
  4. Step 4: Simplify right side
    18,893.04x = 487,226,660.92
  5. Step 5: Solve for x
    x = 487,226,660.92/18,893.04
  6. Step 6: Final answer
    x = 25,788.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.