Home / 47,096.78-70,645.19-12,036.47

Finding the Fourth Proportional to 47,096.78, 70,645.19 and 12,036.47

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Solution

The fourth proportional to 47,096.78, 70,645.19 and 12,036.47 is: 18,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,096.78 : 70,645.19 = 12,036.47 : x
  2. Step 2: Convert to fraction form
    47,096.78/70,645.19 = 12,036.47/x
  3. Step 3: Cross multiply
    47,096.78x = 70,645.19 × 12,036.47
  4. Step 4: Simplify right side
    47,096.78x = 850,318,296.67
  5. Step 5: Solve for x
    x = 850,318,296.67/47,096.78
  6. Step 6: Final answer
    x = 18,054.70

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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.