Home / 28,897.44-43,328.86-12,010.08

Finding the Fourth Proportional to 28,897.44, 43,328.86 and 12,010.08

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Solution

The fourth proportional to 28,897.44, 43,328.86 and 12,010.08 is: 18,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.44 : 43,328.86 = 12,010.08 : x
  2. Step 2: Convert to fraction form
    28,897.44/43,328.86 = 12,010.08/x
  3. Step 3: Cross multiply
    28,897.44x = 43,328.86 × 12,010.08
  4. Step 4: Simplify right side
    28,897.44x = 520,383,074.91
  5. Step 5: Solve for x
    x = 520,383,074.91/28,897.44
  6. Step 6: Final answer
    x = 18,007.93

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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.