Home / 13,713.03-20,573.42-3,852.40

Finding the Fourth Proportional to 13,713.03, 20,573.42 and 3,852.40

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Solution

The fourth proportional to 13,713.03, 20,573.42 and 3,852.40 is: 5,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713.03 : 20,573.42 = 3,852.40 : x
  2. Step 2: Convert to fraction form
    13,713.03/20,573.42 = 3,852.40/x
  3. Step 3: Cross multiply
    13,713.03x = 20,573.42 × 3,852.40
  4. Step 4: Simplify right side
    13,713.03x = 79,257,043.21
  5. Step 5: Solve for x
    x = 79,257,043.21/13,713.03
  6. Step 6: Final answer
    x = 5,779.69

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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.