Home / 13,037.53-17,991.87-7,069.29

Finding the Fourth Proportional to 13,037.53, 17,991.87 and 7,069.29

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Solution

The fourth proportional to 13,037.53, 17,991.87 and 7,069.29 is: 9,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.53 : 17,991.87 = 7,069.29 : x
  2. Step 2: Convert to fraction form
    13,037.53/17,991.87 = 7,069.29/x
  3. Step 3: Cross multiply
    13,037.53x = 17,991.87 × 7,069.29
  4. Step 4: Simplify right side
    13,037.53x = 127,189,746.67
  5. Step 5: Solve for x
    x = 127,189,746.67/13,037.53
  6. Step 6: Final answer
    x = 9,755.66

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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.