Home / 55,551.64-83,327.62-13,431.64

Finding the Fourth Proportional to 55,551.64, 83,327.62 and 13,431.64

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Solution

The fourth proportional to 55,551.64, 83,327.62 and 13,431.64 is: 20,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.64 : 83,327.62 = 13,431.64 : x
  2. Step 2: Convert to fraction form
    55,551.64/83,327.62 = 13,431.64/x
  3. Step 3: Cross multiply
    55,551.64x = 83,327.62 × 13,431.64
  4. Step 4: Simplify right side
    55,551.64x = 1,119,226,593.90
  5. Step 5: Solve for x
    x = 1,119,226,593.90/55,551.64
  6. Step 6: Final answer
    x = 20,147.50

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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.