Home / 21,027.49-29,017.84-11,596.05

Finding the Fourth Proportional to 21,027.49, 29,017.84 and 11,596.05

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Solution

The fourth proportional to 21,027.49, 29,017.84 and 11,596.05 is: 16,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027.49 : 29,017.84 = 11,596.05 : x
  2. Step 2: Convert to fraction form
    21,027.49/29,017.84 = 11,596.05/x
  3. Step 3: Cross multiply
    21,027.49x = 29,017.84 × 11,596.05
  4. Step 4: Simplify right side
    21,027.49x = 336,492,294.54
  5. Step 5: Solve for x
    x = 336,492,294.54/21,027.49
  6. Step 6: Final answer
    x = 16,002.50

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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.