Home / 53,530.68-80,303.39-17,994.75

Finding the Fourth Proportional to 53,530.68, 80,303.39 and 17,994.75

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Solution

The fourth proportional to 53,530.68, 80,303.39 and 17,994.75 is: 26,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,530.68 : 80,303.39 = 17,994.75 : x
  2. Step 2: Convert to fraction form
    53,530.68/80,303.39 = 17,994.75/x
  3. Step 3: Cross multiply
    53,530.68x = 80,303.39 × 17,994.75
  4. Step 4: Simplify right side
    53,530.68x = 1,445,039,705.85
  5. Step 5: Solve for x
    x = 1,445,039,705.85/53,530.68
  6. Step 6: Final answer
    x = 26,994.61

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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.