Home / 19,453.64-26,829.98-12,367.72

Finding the Fourth Proportional to 19,453.64, 26,829.98 and 12,367.72

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Solution

The fourth proportional to 19,453.64, 26,829.98 and 12,367.72 is: 17,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.64 : 26,829.98 = 12,367.72 : x
  2. Step 2: Convert to fraction form
    19,453.64/26,829.98 = 12,367.72/x
  3. Step 3: Cross multiply
    19,453.64x = 26,829.98 × 12,367.72
  4. Step 4: Simplify right side
    19,453.64x = 331,825,680.25
  5. Step 5: Solve for x
    x = 331,825,680.25/19,453.64
  6. Step 6: Final answer
    x = 17,057.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.