Home / 14,335.88-19,790.18-9,563.76

Finding the Fourth Proportional to 14,335.88, 19,790.18 and 9,563.76

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Solution

The fourth proportional to 14,335.88, 19,790.18 and 9,563.76 is: 13,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.88 : 19,790.18 = 9,563.76 : x
  2. Step 2: Convert to fraction form
    14,335.88/19,790.18 = 9,563.76/x
  3. Step 3: Cross multiply
    14,335.88x = 19,790.18 × 9,563.76
  4. Step 4: Simplify right side
    14,335.88x = 189,268,531.88
  5. Step 5: Solve for x
    x = 189,268,531.88/14,335.88
  6. Step 6: Final answer
    x = 13,202.44

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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.