Home / 19,488.52-26,883.04-11,529.44

Finding the Fourth Proportional to 19,488.52, 26,883.04 and 11,529.44

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Solution

The fourth proportional to 19,488.52, 26,883.04 and 11,529.44 is: 15,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.52 : 26,883.04 = 11,529.44 : x
  2. Step 2: Convert to fraction form
    19,488.52/26,883.04 = 11,529.44/x
  3. Step 3: Cross multiply
    19,488.52x = 26,883.04 × 11,529.44
  4. Step 4: Simplify right side
    19,488.52x = 309,946,396.70
  5. Step 5: Solve for x
    x = 309,946,396.70/19,488.52
  6. Step 6: Final answer
    x = 15,904.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.