Home / 30,770.77-46,152.05-8,582.29

Finding the Fourth Proportional to 30,770.77, 46,152.05 and 8,582.29

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Solution

The fourth proportional to 30,770.77, 46,152.05 and 8,582.29 is: 12,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.77 : 46,152.05 = 8,582.29 : x
  2. Step 2: Convert to fraction form
    30,770.77/46,152.05 = 8,582.29/x
  3. Step 3: Cross multiply
    30,770.77x = 46,152.05 × 8,582.29
  4. Step 4: Simplify right side
    30,770.77x = 396,090,277.19
  5. Step 5: Solve for x
    x = 396,090,277.19/30,770.77
  6. Step 6: Final answer
    x = 12,872.29

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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.