Home / 23,413.79-32,311.01-12,803.49

Finding the Fourth Proportional to 23,413.79, 32,311.01 and 12,803.49

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Solution

The fourth proportional to 23,413.79, 32,311.01 and 12,803.49 is: 17,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,413.79 : 32,311.01 = 12,803.49 : x
  2. Step 2: Convert to fraction form
    23,413.79/32,311.01 = 12,803.49/x
  3. Step 3: Cross multiply
    23,413.79x = 32,311.01 × 12,803.49
  4. Step 4: Simplify right side
    23,413.79x = 413,693,725.43
  5. Step 5: Solve for x
    x = 413,693,725.43/23,413.79
  6. Step 6: Final answer
    x = 17,668.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.