Home / 14,037.36-19,371.96-7,750.20

Finding the Fourth Proportional to 14,037.36, 19,371.96 and 7,750.20

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Solution

The fourth proportional to 14,037.36, 19,371.96 and 7,750.20 is: 10,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.36 : 19,371.96 = 7,750.20 : x
  2. Step 2: Convert to fraction form
    14,037.36/19,371.96 = 7,750.20/x
  3. Step 3: Cross multiply
    14,037.36x = 19,371.96 × 7,750.20
  4. Step 4: Simplify right side
    14,037.36x = 150,136,564.39
  5. Step 5: Solve for x
    x = 150,136,564.39/14,037.36
  6. Step 6: Final answer
    x = 10,695.50

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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.