Home / 13,273.00-18,317.10-7,305.03

Finding the Fourth Proportional to 13,273.00, 18,317.10 and 7,305.03

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Solution

The fourth proportional to 13,273.00, 18,317.10 and 7,305.03 is: 10,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.00 : 18,317.10 = 7,305.03 : x
  2. Step 2: Convert to fraction form
    13,273.00/18,317.10 = 7,305.03/x
  3. Step 3: Cross multiply
    13,273.00x = 18,317.10 × 7,305.03
  4. Step 4: Simplify right side
    13,273.00x = 133,806,987.35
  5. Step 5: Solve for x
    x = 133,806,987.35/13,273.00
  6. Step 6: Final answer
    x = 10,081.14

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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.