Home / 29,619.16-44,441.09-12,991.14

Finding the Fourth Proportional to 29,619.16, 44,441.09 and 12,991.14

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Solution

The fourth proportional to 29,619.16, 44,441.09 and 12,991.14 is: 19,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,619.16 : 44,441.09 = 12,991.14 : x
  2. Step 2: Convert to fraction form
    29,619.16/44,441.09 = 12,991.14/x
  3. Step 3: Cross multiply
    29,619.16x = 44,441.09 × 12,991.14
  4. Step 4: Simplify right side
    29,619.16x = 577,340,421.94
  5. Step 5: Solve for x
    x = 577,340,421.94/29,619.16
  6. Step 6: Final answer
    x = 19,492.13

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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.