Home / 55,464.84-83,197.32-13,911.84

Finding the Fourth Proportional to 55,464.84, 83,197.32 and 13,911.84

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Solution

The fourth proportional to 55,464.84, 83,197.32 and 13,911.84 is: 20,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,464.84 : 83,197.32 = 13,911.84 : x
  2. Step 2: Convert to fraction form
    55,464.84/83,197.32 = 13,911.84/x
  3. Step 3: Cross multiply
    55,464.84x = 83,197.32 × 13,911.84
  4. Step 4: Simplify right side
    55,464.84x = 1,157,427,804.27
  5. Step 5: Solve for x
    x = 1,157,427,804.27/55,464.84
  6. Step 6: Final answer
    x = 20,867.78

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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.