Home / 12,734.80-19,095.24-6,818.64

Finding the Fourth Proportional to 12,734.80, 19,095.24 and 6,818.64

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Solution

The fourth proportional to 12,734.80, 19,095.24 and 6,818.64 is: 10,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.80 : 19,095.24 = 6,818.64 : x
  2. Step 2: Convert to fraction form
    12,734.80/19,095.24 = 6,818.64/x
  3. Step 3: Cross multiply
    12,734.80x = 19,095.24 × 6,818.64
  4. Step 4: Simplify right side
    12,734.80x = 130,203,567.27
  5. Step 5: Solve for x
    x = 130,203,567.27/12,734.80
  6. Step 6: Final answer
    x = 10,224.23

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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.