Home / 13,266.21-19,901.07-4,498.77

Finding the Fourth Proportional to 13,266.21, 19,901.07 and 4,498.77

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Solution

The fourth proportional to 13,266.21, 19,901.07 and 4,498.77 is: 6,748.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.21 : 19,901.07 = 4,498.77 : x
  2. Step 2: Convert to fraction form
    13,266.21/19,901.07 = 4,498.77/x
  3. Step 3: Cross multiply
    13,266.21x = 19,901.07 × 4,498.77
  4. Step 4: Simplify right side
    13,266.21x = 89,530,336.68
  5. Step 5: Solve for x
    x = 89,530,336.68/13,266.21
  6. Step 6: Final answer
    x = 6,748.75

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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.