Home / 45,994.08-68,991.36-18,292.32

Finding the Fourth Proportional to 45,994.08, 68,991.36 and 18,292.32

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Solution

The fourth proportional to 45,994.08, 68,991.36 and 18,292.32 is: 27,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,994.08 : 68,991.36 = 18,292.32 : x
  2. Step 2: Convert to fraction form
    45,994.08/68,991.36 = 18,292.32/x
  3. Step 3: Cross multiply
    45,994.08x = 68,991.36 × 18,292.32
  4. Step 4: Simplify right side
    45,994.08x = 1,262,012,034.36
  5. Step 5: Solve for x
    x = 1,262,012,034.36/45,994.08
  6. Step 6: Final answer
    x = 27,438.58

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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.