Home / 13,300.12-19,942.92-5,504.68

Finding the Fourth Proportional to 13,300.12, 19,942.92 and 5,504.68

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Solution

The fourth proportional to 13,300.12, 19,942.92 and 5,504.68 is: 8,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.12 : 19,942.92 = 5,504.68 : x
  2. Step 2: Convert to fraction form
    13,300.12/19,942.92 = 5,504.68/x
  3. Step 3: Cross multiply
    13,300.12x = 19,942.92 × 5,504.68
  4. Step 4: Simplify right side
    13,300.12x = 109,779,392.87
  5. Step 5: Solve for x
    x = 109,779,392.87/13,300.12
  6. Step 6: Final answer
    x = 8,254.02

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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.