Home / 12,846.60-19,268.64-9,114.35

Finding the Fourth Proportional to 12,846.60, 19,268.64 and 9,114.35

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Solution

The fourth proportional to 12,846.60, 19,268.64 and 9,114.35 is: 13,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.60 : 19,268.64 = 9,114.35 : x
  2. Step 2: Convert to fraction form
    12,846.60/19,268.64 = 9,114.35/x
  3. Step 3: Cross multiply
    12,846.60x = 19,268.64 × 9,114.35
  4. Step 4: Simplify right side
    12,846.60x = 175,621,032.64
  5. Step 5: Solve for x
    x = 175,621,032.64/12,846.60
  6. Step 6: Final answer
    x = 13,670.62

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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.