Home / 28,465.06-39,279.45-16,524.58

Finding the Fourth Proportional to 28,465.06, 39,279.45 and 16,524.58

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Solution

The fourth proportional to 28,465.06, 39,279.45 and 16,524.58 is: 22,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.06 : 39,279.45 = 16,524.58 : x
  2. Step 2: Convert to fraction form
    28,465.06/39,279.45 = 16,524.58/x
  3. Step 3: Cross multiply
    28,465.06x = 39,279.45 × 16,524.58
  4. Step 4: Simplify right side
    28,465.06x = 649,076,413.88
  5. Step 5: Solve for x
    x = 649,076,413.88/28,465.06
  6. Step 6: Final answer
    x = 22,802.57

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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.