Home / 12,994.12-19,492.20-4,675.22

Finding the Fourth Proportional to 12,994.12, 19,492.20 and 4,675.22

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Solution

The fourth proportional to 12,994.12, 19,492.20 and 4,675.22 is: 7,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994.12 : 19,492.20 = 4,675.22 : x
  2. Step 2: Convert to fraction form
    12,994.12/19,492.20 = 4,675.22/x
  3. Step 3: Cross multiply
    12,994.12x = 19,492.20 × 4,675.22
  4. Step 4: Simplify right side
    12,994.12x = 91,130,323.28
  5. Step 5: Solve for x
    x = 91,130,323.28/12,994.12
  6. Step 6: Final answer
    x = 7,013.20

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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.