Home / 13,037.29-17,991.45-7,068.94

Finding the Fourth Proportional to 13,037.29, 17,991.45 and 7,068.94

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Solution

The fourth proportional to 13,037.29, 17,991.45 and 7,068.94 is: 9,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.29 : 17,991.45 = 7,068.94 : x
  2. Step 2: Convert to fraction form
    13,037.29/17,991.45 = 7,068.94/x
  3. Step 3: Cross multiply
    13,037.29x = 17,991.45 × 7,068.94
  4. Step 4: Simplify right side
    13,037.29x = 127,180,435.58
  5. Step 5: Solve for x
    x = 127,180,435.58/13,037.29
  6. Step 6: Final answer
    x = 9,755.13

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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.