Home / 30,768.28-46,152.65-11,047.01

Finding the Fourth Proportional to 30,768.28, 46,152.65 and 11,047.01

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Solution

The fourth proportional to 30,768.28, 46,152.65 and 11,047.01 is: 16,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,768.28 : 46,152.65 = 11,047.01 : x
  2. Step 2: Convert to fraction form
    30,768.28/46,152.65 = 11,047.01/x
  3. Step 3: Cross multiply
    30,768.28x = 46,152.65 × 11,047.01
  4. Step 4: Simplify right side
    30,768.28x = 509,848,786.08
  5. Step 5: Solve for x
    x = 509,848,786.08/30,768.28
  6. Step 6: Final answer
    x = 16,570.60

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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.