Home / 19,036.84-28,567.95-8,503.36

Finding the Fourth Proportional to 19,036.84, 28,567.95 and 8,503.36

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Solution

The fourth proportional to 19,036.84, 28,567.95 and 8,503.36 is: 12,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.84 : 28,567.95 = 8,503.36 : x
  2. Step 2: Convert to fraction form
    19,036.84/28,567.95 = 8,503.36/x
  3. Step 3: Cross multiply
    19,036.84x = 28,567.95 × 8,503.36
  4. Step 4: Simplify right side
    19,036.84x = 242,923,563.31
  5. Step 5: Solve for x
    x = 242,923,563.31/19,036.84
  6. Step 6: Final answer
    x = 12,760.71

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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.