Home / 19,604.66-29,340.84-11,818.94

Finding the Fourth Proportional to 19,604.66, 29,340.84 and 11,818.94

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Solution

The fourth proportional to 19,604.66, 29,340.84 and 11,818.94 is: 17,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.66 : 29,340.84 = 11,818.94 : x
  2. Step 2: Convert to fraction form
    19,604.66/29,340.84 = 11,818.94/x
  3. Step 3: Cross multiply
    19,604.66x = 29,340.84 × 11,818.94
  4. Step 4: Simplify right side
    19,604.66x = 346,777,627.51
  5. Step 5: Solve for x
    x = 346,777,627.51/19,604.66
  6. Step 6: Final answer
    x = 17,688.53

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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.