Home / 12,410.24-18,612.30-7,413.98

Finding the Fourth Proportional to 12,410.24, 18,612.30 and 7,413.98

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Solution

The fourth proportional to 12,410.24, 18,612.30 and 7,413.98 is: 11,119.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.24 : 18,612.30 = 7,413.98 : x
  2. Step 2: Convert to fraction form
    12,410.24/18,612.30 = 7,413.98/x
  3. Step 3: Cross multiply
    12,410.24x = 18,612.30 × 7,413.98
  4. Step 4: Simplify right side
    12,410.24x = 137,991,219.95
  5. Step 5: Solve for x
    x = 137,991,219.95/12,410.24
  6. Step 6: Final answer
    x = 11,119.14

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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.