Home / 12,501.06-18,751.93-4,179.52

Finding the Fourth Proportional to 12,501.06, 18,751.93 and 4,179.52

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Solution

The fourth proportional to 12,501.06, 18,751.93 and 4,179.52 is: 6,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.06 : 18,751.93 = 4,179.52 : x
  2. Step 2: Convert to fraction form
    12,501.06/18,751.93 = 4,179.52/x
  3. Step 3: Cross multiply
    12,501.06x = 18,751.93 × 4,179.52
  4. Step 4: Simplify right side
    12,501.06x = 78,374,143.96
  5. Step 5: Solve for x
    x = 78,374,143.96/12,501.06
  6. Step 6: Final answer
    x = 6,269.40

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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.