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Finding the Fourth Proportional to 46,275.55, 69,413.55 and 14,254.25

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Solution

The fourth proportional to 46,275.55, 69,413.55 and 14,254.25 is: 21,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,275.55 : 69,413.55 = 14,254.25 : x
  2. Step 2: Convert to fraction form
    46,275.55/69,413.55 = 14,254.25/x
  3. Step 3: Cross multiply
    46,275.55x = 69,413.55 × 14,254.25
  4. Step 4: Simplify right side
    46,275.55x = 989,437,694.57
  5. Step 5: Solve for x
    x = 989,437,694.57/46,275.55
  6. Step 6: Final answer
    x = 21,381.44

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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.