Home / 55,832.68-83,768.46-20,795.32

Finding the Fourth Proportional to 55,832.68, 83,768.46 and 20,795.32

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Solution

The fourth proportional to 55,832.68, 83,768.46 and 20,795.32 is: 31,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,832.68 : 83,768.46 = 20,795.32 : x
  2. Step 2: Convert to fraction form
    55,832.68/83,768.46 = 20,795.32/x
  3. Step 3: Cross multiply
    55,832.68x = 83,768.46 × 20,795.32
  4. Step 4: Simplify right side
    55,832.68x = 1,741,991,931.61
  5. Step 5: Solve for x
    x = 1,741,991,931.61/55,832.68
  6. Step 6: Final answer
    x = 31,200.22

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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.