Home / 28,294.60-42,413.10-16,601.80

Finding the Fourth Proportional to 28,294.60, 42,413.10 and 16,601.80

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Solution

The fourth proportional to 28,294.60, 42,413.10 and 16,601.80 is: 24,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,294.60 : 42,413.10 = 16,601.80 : x
  2. Step 2: Convert to fraction form
    28,294.60/42,413.10 = 16,601.80/x
  3. Step 3: Cross multiply
    28,294.60x = 42,413.10 × 16,601.80
  4. Step 4: Simplify right side
    28,294.60x = 704,133,803.58
  5. Step 5: Solve for x
    x = 704,133,803.58/28,294.60
  6. Step 6: Final answer
    x = 24,885.80

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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.