Home / 47,284.58-70,879.03-30,655.18

Finding the Fourth Proportional to 47,284.58, 70,879.03 and 30,655.18

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Solution

The fourth proportional to 47,284.58, 70,879.03 and 30,655.18 is: 45,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,284.58 : 70,879.03 = 30,655.18 : x
  2. Step 2: Convert to fraction form
    47,284.58/70,879.03 = 30,655.18/x
  3. Step 3: Cross multiply
    47,284.58x = 70,879.03 × 30,655.18
  4. Step 4: Simplify right side
    47,284.58x = 2,172,809,434.84
  5. Step 5: Solve for x
    x = 2,172,809,434.84/47,284.58
  6. Step 6: Final answer
    x = 45,951.75

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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.