Home / 46,930.86-64,772.01-30,844.80

Finding the Fourth Proportional to 46,930.86, 64,772.01 and 30,844.80

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Solution

The fourth proportional to 46,930.86, 64,772.01 and 30,844.80 is: 42,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,930.86 : 64,772.01 = 30,844.80 : x
  2. Step 2: Convert to fraction form
    46,930.86/64,772.01 = 30,844.80/x
  3. Step 3: Cross multiply
    46,930.86x = 64,772.01 × 30,844.80
  4. Step 4: Simplify right side
    46,930.86x = 1,997,879,694.05
  5. Step 5: Solve for x
    x = 1,997,879,694.05/46,930.86
  6. Step 6: Final answer
    x = 42,570.70

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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.