Home / 30,944.25-46,341.86-19,816.47

Finding the Fourth Proportional to 30,944.25, 46,341.86 and 19,816.47

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Solution

The fourth proportional to 30,944.25, 46,341.86 and 19,816.47 is: 29,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.25 : 46,341.86 = 19,816.47 : x
  2. Step 2: Convert to fraction form
    30,944.25/46,341.86 = 19,816.47/x
  3. Step 3: Cross multiply
    30,944.25x = 46,341.86 × 19,816.47
  4. Step 4: Simplify right side
    30,944.25x = 918,331,979.35
  5. Step 5: Solve for x
    x = 918,331,979.35/30,944.25
  6. Step 6: Final answer
    x = 29,676.98

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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.