Home / 55,541.90-76,647.50-30,048.19

Finding the Fourth Proportional to 55,541.90, 76,647.50 and 30,048.19

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Solution

The fourth proportional to 55,541.90, 76,647.50 and 30,048.19 is: 41,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,541.90 : 76,647.50 = 30,048.19 : x
  2. Step 2: Convert to fraction form
    55,541.90/76,647.50 = 30,048.19/x
  3. Step 3: Cross multiply
    55,541.90x = 76,647.50 × 30,048.19
  4. Step 4: Simplify right side
    55,541.90x = 2,303,118,413.85
  5. Step 5: Solve for x
    x = 2,303,118,413.85/55,541.90
  6. Step 6: Final answer
    x = 41,466.32

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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.