Home / 13,101.08-19,648.80-4,333.92

Finding the Fourth Proportional to 13,101.08, 19,648.80 and 4,333.92

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Solution

The fourth proportional to 13,101.08, 19,648.80 and 4,333.92 is: 6,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.08 : 19,648.80 = 4,333.92 : x
  2. Step 2: Convert to fraction form
    13,101.08/19,648.80 = 4,333.92/x
  3. Step 3: Cross multiply
    13,101.08x = 19,648.80 × 4,333.92
  4. Step 4: Simplify right side
    13,101.08x = 85,156,327.30
  5. Step 5: Solve for x
    x = 85,156,327.30/13,101.08
  6. Step 6: Final answer
    x = 6,499.95

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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.