Home / 19,326.83-28,953.50-11,012.58

Finding the Fourth Proportional to 19,326.83, 28,953.50 and 11,012.58

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Solution

The fourth proportional to 19,326.83, 28,953.50 and 11,012.58 is: 16,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.83 : 28,953.50 = 11,012.58 : x
  2. Step 2: Convert to fraction form
    19,326.83/28,953.50 = 11,012.58/x
  3. Step 3: Cross multiply
    19,326.83x = 28,953.50 × 11,012.58
  4. Step 4: Simplify right side
    19,326.83x = 318,852,679.97
  5. Step 5: Solve for x
    x = 318,852,679.97/19,326.83
  6. Step 6: Final answer
    x = 16,497.93

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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.