Home / 12,293.12-18,446.88-4,502.48

Finding the Fourth Proportional to 12,293.12, 18,446.88 and 4,502.48

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Solution

The fourth proportional to 12,293.12, 18,446.88 and 4,502.48 is: 6,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.12 : 18,446.88 = 4,502.48 : x
  2. Step 2: Convert to fraction form
    12,293.12/18,446.88 = 4,502.48/x
  3. Step 3: Cross multiply
    12,293.12x = 18,446.88 × 4,502.48
  4. Step 4: Simplify right side
    12,293.12x = 83,056,708.26
  5. Step 5: Solve for x
    x = 83,056,708.26/12,293.12
  6. Step 6: Final answer
    x = 6,756.36

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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.