Home / 12,656.46-18,987.37-4,334.24

Finding the Fourth Proportional to 12,656.46, 18,987.37 and 4,334.24

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Solution

The fourth proportional to 12,656.46, 18,987.37 and 4,334.24 is: 6,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656.46 : 18,987.37 = 4,334.24 : x
  2. Step 2: Convert to fraction form
    12,656.46/18,987.37 = 4,334.24/x
  3. Step 3: Cross multiply
    12,656.46x = 18,987.37 × 4,334.24
  4. Step 4: Simplify right side
    12,656.46x = 82,295,787.27
  5. Step 5: Solve for x
    x = 82,295,787.27/12,656.46
  6. Step 6: Final answer
    x = 6,502.28

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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.