Home / 30,783.44-46,156.67-12,041.12

Finding the Fourth Proportional to 30,783.44, 46,156.67 and 12,041.12

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Solution

The fourth proportional to 30,783.44, 46,156.67 and 12,041.12 is: 18,054.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783.44 : 46,156.67 = 12,041.12 : x
  2. Step 2: Convert to fraction form
    30,783.44/46,156.67 = 12,041.12/x
  3. Step 3: Cross multiply
    30,783.44x = 46,156.67 × 12,041.12
  4. Step 4: Simplify right side
    30,783.44x = 555,777,942.06
  5. Step 5: Solve for x
    x = 555,777,942.06/30,783.44
  6. Step 6: Final answer
    x = 18,054.45

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1.5x scale

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.