Home / 21,647.94-32,488.93-11,117.54

Finding the Fourth Proportional to 21,647.94, 32,488.93 and 11,117.54

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Solution

The fourth proportional to 21,647.94, 32,488.93 and 11,117.54 is: 16,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,647.94 : 32,488.93 = 11,117.54 : x
  2. Step 2: Convert to fraction form
    21,647.94/32,488.93 = 11,117.54/x
  3. Step 3: Cross multiply
    21,647.94x = 32,488.93 × 11,117.54
  4. Step 4: Simplify right side
    21,647.94x = 361,196,842.02
  5. Step 5: Solve for x
    x = 361,196,842.02/21,647.94
  6. Step 6: Final answer
    x = 16,685.04

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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.