Home / 55,230.37-82,845.51-15,787.49

Finding the Fourth Proportional to 55,230.37, 82,845.51 and 15,787.49

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Solution

The fourth proportional to 55,230.37, 82,845.51 and 15,787.49 is: 23,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.37 : 82,845.51 = 15,787.49 : x
  2. Step 2: Convert to fraction form
    55,230.37/82,845.51 = 15,787.49/x
  3. Step 3: Cross multiply
    55,230.37x = 82,845.51 × 15,787.49
  4. Step 4: Simplify right side
    55,230.37x = 1,307,922,660.67
  5. Step 5: Solve for x
    x = 1,307,922,660.67/55,230.37
  6. Step 6: Final answer
    x = 23,681.22

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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.