Home / 13,107.22-19,656.63-4,340.26

Finding the Fourth Proportional to 13,107.22, 19,656.63 and 4,340.26

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Solution

The fourth proportional to 13,107.22, 19,656.63 and 4,340.26 is: 6,509.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,107.22 : 19,656.63 = 4,340.26 : x
  2. Step 2: Convert to fraction form
    13,107.22/19,656.63 = 4,340.26/x
  3. Step 3: Cross multiply
    13,107.22x = 19,656.63 × 4,340.26
  4. Step 4: Simplify right side
    13,107.22x = 85,314,884.92
  5. Step 5: Solve for x
    x = 85,314,884.92/13,107.22
  6. Step 6: Final answer
    x = 6,509.00

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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.