Home / 46,413.60-69,620.40-11,352.80

Finding the Fourth Proportional to 46,413.60, 69,620.40 and 11,352.80

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Solution

The fourth proportional to 46,413.60, 69,620.40 and 11,352.80 is: 17,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,413.60 : 69,620.40 = 11,352.80 : x
  2. Step 2: Convert to fraction form
    46,413.60/69,620.40 = 11,352.80/x
  3. Step 3: Cross multiply
    46,413.60x = 69,620.40 × 11,352.80
  4. Step 4: Simplify right side
    46,413.60x = 790,386,477.12
  5. Step 5: Solve for x
    x = 790,386,477.12/46,413.60
  6. Step 6: Final answer
    x = 17,029.20

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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.