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Finding the Fourth Proportional to 46,959.44, 70,413.24 and 19,276.88

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Solution

The fourth proportional to 46,959.44, 70,413.24 and 19,276.88 is: 28,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,959.44 : 70,413.24 = 19,276.88 : x
  2. Step 2: Convert to fraction form
    46,959.44/70,413.24 = 19,276.88/x
  3. Step 3: Cross multiply
    46,959.44x = 70,413.24 × 19,276.88
  4. Step 4: Simplify right side
    46,959.44x = 1,357,347,577.89
  5. Step 5: Solve for x
    x = 1,357,347,577.89/46,959.44
  6. Step 6: Final answer
    x = 28,904.68

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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.