Home / 13,983.03-19,296.88-7,610.05

Finding the Fourth Proportional to 13,983.03, 19,296.88 and 7,610.05

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Solution

The fourth proportional to 13,983.03, 19,296.88 and 7,610.05 is: 10,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.03 : 19,296.88 = 7,610.05 : x
  2. Step 2: Convert to fraction form
    13,983.03/19,296.88 = 7,610.05/x
  3. Step 3: Cross multiply
    13,983.03x = 19,296.88 × 7,610.05
  4. Step 4: Simplify right side
    13,983.03x = 146,850,269.55
  5. Step 5: Solve for x
    x = 146,850,269.55/13,983.03
  6. Step 6: Final answer
    x = 10,502.03

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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.