Home / 34,863.06-48,111.30-18,947.48

Finding the Fourth Proportional to 34,863.06, 48,111.30 and 18,947.48

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Solution

The fourth proportional to 34,863.06, 48,111.30 and 18,947.48 is: 26,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.06 : 48,111.30 = 18,947.48 : x
  2. Step 2: Convert to fraction form
    34,863.06/48,111.30 = 18,947.48/x
  3. Step 3: Cross multiply
    34,863.06x = 48,111.30 × 18,947.48
  4. Step 4: Simplify right side
    34,863.06x = 911,587,894.52
  5. Step 5: Solve for x
    x = 911,587,894.52/34,863.06
  6. Step 6: Final answer
    x = 26,147.67

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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.