Home / 13,037.73-17,991.93-7,069.35

Finding the Fourth Proportional to 13,037.73, 17,991.93 and 7,069.35

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Solution

The fourth proportional to 13,037.73, 17,991.93 and 7,069.35 is: 9,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.73 : 17,991.93 = 7,069.35 : x
  2. Step 2: Convert to fraction form
    13,037.73/17,991.93 = 7,069.35/x
  3. Step 3: Cross multiply
    13,037.73x = 17,991.93 × 7,069.35
  4. Step 4: Simplify right side
    13,037.73x = 127,191,250.35
  5. Step 5: Solve for x
    x = 127,191,250.35/13,037.73
  6. Step 6: Final answer
    x = 9,755.63

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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.