Home / 55,562.32-76,664.16-32,908.48

Finding the Fourth Proportional to 55,562.32, 76,664.16 and 32,908.48

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Solution

The fourth proportional to 55,562.32, 76,664.16 and 32,908.48 is: 45,406.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.32 : 76,664.16 = 32,908.48 : x
  2. Step 2: Convert to fraction form
    55,562.32/76,664.16 = 32,908.48/x
  3. Step 3: Cross multiply
    55,562.32x = 76,664.16 × 32,908.48
  4. Step 4: Simplify right side
    55,562.32x = 2,522,900,976.08
  5. Step 5: Solve for x
    x = 2,522,900,976.08/55,562.32
  6. Step 6: Final answer
    x = 45,406.69

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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.