Home / 13,958.53-19,262.91-8,296.32

Finding the Fourth Proportional to 13,958.53, 19,262.91 and 8,296.32

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Solution

The fourth proportional to 13,958.53, 19,262.91 and 8,296.32 is: 11,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.53 : 19,262.91 = 8,296.32 : x
  2. Step 2: Convert to fraction form
    13,958.53/19,262.91 = 8,296.32/x
  3. Step 3: Cross multiply
    13,958.53x = 19,262.91 × 8,296.32
  4. Step 4: Simplify right side
    13,958.53x = 159,811,368.84
  5. Step 5: Solve for x
    x = 159,811,368.84/13,958.53
  6. Step 6: Final answer
    x = 11,449.01

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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.