Home / 14,037.17-19,370.45-7,662.49

Finding the Fourth Proportional to 14,037.17, 19,370.45 and 7,662.49

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Solution

The fourth proportional to 14,037.17, 19,370.45 and 7,662.49 is: 10,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.17 : 19,370.45 = 7,662.49 : x
  2. Step 2: Convert to fraction form
    14,037.17/19,370.45 = 7,662.49/x
  3. Step 3: Cross multiply
    14,037.17x = 19,370.45 × 7,662.49
  4. Step 4: Simplify right side
    14,037.17x = 148,425,850.15
  5. Step 5: Solve for x
    x = 148,425,850.15/14,037.17
  6. Step 6: Final answer
    x = 10,573.78

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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.