Home / 30,832.12-45,977.72-30,551.64

Finding the Fourth Proportional to 30,832.12, 45,977.72 and 30,551.64

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Solution

The fourth proportional to 30,832.12, 45,977.72 and 30,551.64 is: 45,559.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832.12 : 45,977.72 = 30,551.64 : x
  2. Step 2: Convert to fraction form
    30,832.12/45,977.72 = 30,551.64/x
  3. Step 3: Cross multiply
    30,832.12x = 45,977.72 × 30,551.64
  4. Step 4: Simplify right side
    30,832.12x = 1,404,694,749.46
  5. Step 5: Solve for x
    x = 1,404,694,749.46/30,832.12
  6. Step 6: Final answer
    x = 45,559.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.