Home / 12,852.24-19,278.35-3,492.26

Finding the Fourth Proportional to 12,852.24, 19,278.35 and 3,492.26

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Solution

The fourth proportional to 12,852.24, 19,278.35 and 3,492.26 is: 5,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.24 : 19,278.35 = 3,492.26 : x
  2. Step 2: Convert to fraction form
    12,852.24/19,278.35 = 3,492.26/x
  3. Step 3: Cross multiply
    12,852.24x = 19,278.35 × 3,492.26
  4. Step 4: Simplify right side
    12,852.24x = 67,325,110.19
  5. Step 5: Solve for x
    x = 67,325,110.19/12,852.24
  6. Step 6: Final answer
    x = 5,238.40

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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.