Home / 28,951.02-43,413.17-12,302.18

Finding the Fourth Proportional to 28,951.02, 43,413.17 and 12,302.18

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Solution

The fourth proportional to 28,951.02, 43,413.17 and 12,302.18 is: 18,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.02 : 43,413.17 = 12,302.18 : x
  2. Step 2: Convert to fraction form
    28,951.02/43,413.17 = 12,302.18/x
  3. Step 3: Cross multiply
    28,951.02x = 43,413.17 × 12,302.18
  4. Step 4: Simplify right side
    28,951.02x = 534,076,515.93
  5. Step 5: Solve for x
    x = 534,076,515.93/28,951.02
  6. Step 6: Final answer
    x = 18,447.59

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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.