Home / 30,783.69-46,157.04-12,041.37

Finding the Fourth Proportional to 30,783.69, 46,157.04 and 12,041.37

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Solution

The fourth proportional to 30,783.69, 46,157.04 and 12,041.37 is: 18,054.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783.69 : 46,157.04 = 12,041.37 : x
  2. Step 2: Convert to fraction form
    30,783.69/46,157.04 = 12,041.37/x
  3. Step 3: Cross multiply
    30,783.69x = 46,157.04 × 12,041.37
  4. Step 4: Simplify right side
    30,783.69x = 555,793,996.74
  5. Step 5: Solve for x
    x = 555,793,996.74/30,783.69
  6. Step 6: Final answer
    x = 18,054.82

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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.