Home / 13,663.83-20,498.08-6,268.92

Finding the Fourth Proportional to 13,663.83, 20,498.08 and 6,268.92

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Solution

The fourth proportional to 13,663.83, 20,498.08 and 6,268.92 is: 9,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,663.83 : 20,498.08 = 6,268.92 : x
  2. Step 2: Convert to fraction form
    13,663.83/20,498.08 = 6,268.92/x
  3. Step 3: Cross multiply
    13,663.83x = 20,498.08 × 6,268.92
  4. Step 4: Simplify right side
    13,663.83x = 128,500,808.00
  5. Step 5: Solve for x
    x = 128,500,808.00/13,663.83
  6. Step 6: Final answer
    x = 9,404.45

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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.