Home / 12,818.08-19,230.56-4,053.16

Finding the Fourth Proportional to 12,818.08, 19,230.56 and 4,053.16

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Solution

The fourth proportional to 12,818.08, 19,230.56 and 4,053.16 is: 6,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818.08 : 19,230.56 = 4,053.16 : x
  2. Step 2: Convert to fraction form
    12,818.08/19,230.56 = 4,053.16/x
  3. Step 3: Cross multiply
    12,818.08x = 19,230.56 × 4,053.16
  4. Step 4: Simplify right side
    12,818.08x = 77,944,536.57
  5. Step 5: Solve for x
    x = 77,944,536.57/12,818.08
  6. Step 6: Final answer
    x = 6,080.83

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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.