Home / 13,877.26-19,150.77-7,589.50

Finding the Fourth Proportional to 13,877.26, 19,150.77 and 7,589.50

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Solution

The fourth proportional to 13,877.26, 19,150.77 and 7,589.50 is: 10,473.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877.26 : 19,150.77 = 7,589.50 : x
  2. Step 2: Convert to fraction form
    13,877.26/19,150.77 = 7,589.50/x
  3. Step 3: Cross multiply
    13,877.26x = 19,150.77 × 7,589.50
  4. Step 4: Simplify right side
    13,877.26x = 145,344,768.92
  5. Step 5: Solve for x
    x = 145,344,768.92/13,877.26
  6. Step 6: Final answer
    x = 10,473.59

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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.