Home / 12,818.23-19,236.03-4,498.18

Finding the Fourth Proportional to 12,818.23, 19,236.03 and 4,498.18

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Solution

The fourth proportional to 12,818.23, 19,236.03 and 4,498.18 is: 6,750.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818.23 : 19,236.03 = 4,498.18 : x
  2. Step 2: Convert to fraction form
    12,818.23/19,236.03 = 4,498.18/x
  3. Step 3: Cross multiply
    12,818.23x = 19,236.03 × 4,498.18
  4. Step 4: Simplify right side
    12,818.23x = 86,527,125.43
  5. Step 5: Solve for x
    x = 86,527,125.43/12,818.23
  6. Step 6: Final answer
    x = 6,750.32

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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.