Home / 13,319.88-19,977.06-6,296.91

Finding the Fourth Proportional to 13,319.88, 19,977.06 and 6,296.91

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Solution

The fourth proportional to 13,319.88, 19,977.06 and 6,296.91 is: 9,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319.88 : 19,977.06 = 6,296.91 : x
  2. Step 2: Convert to fraction form
    13,319.88/19,977.06 = 6,296.91/x
  3. Step 3: Cross multiply
    13,319.88x = 19,977.06 × 6,296.91
  4. Step 4: Simplify right side
    13,319.88x = 125,793,748.88
  5. Step 5: Solve for x
    x = 125,793,748.88/13,319.88
  6. Step 6: Final answer
    x = 9,444.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.