Home / 14,037.30-19,371.35-7,749.66

Finding the Fourth Proportional to 14,037.30, 19,371.35 and 7,749.66

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Solution

The fourth proportional to 14,037.30, 19,371.35 and 7,749.66 is: 10,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.30 : 19,371.35 = 7,749.66 : x
  2. Step 2: Convert to fraction form
    14,037.30/19,371.35 = 7,749.66/x
  3. Step 3: Cross multiply
    14,037.30x = 19,371.35 × 7,749.66
  4. Step 4: Simplify right side
    14,037.30x = 150,121,337.49
  5. Step 5: Solve for x
    x = 150,121,337.49/14,037.30
  6. Step 6: Final answer
    x = 10,694.46

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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.