Home / 30,246.72-45,374.40-9,464.64

Finding the Fourth Proportional to 30,246.72, 45,374.40 and 9,464.64

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Solution

The fourth proportional to 30,246.72, 45,374.40 and 9,464.64 is: 14,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.72 : 45,374.40 = 9,464.64 : x
  2. Step 2: Convert to fraction form
    30,246.72/45,374.40 = 9,464.64/x
  3. Step 3: Cross multiply
    30,246.72x = 45,374.40 × 9,464.64
  4. Step 4: Simplify right side
    30,246.72x = 429,452,361.22
  5. Step 5: Solve for x
    x = 429,452,361.22/30,246.72
  6. Step 6: Final answer
    x = 14,198.31

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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.