Home / 28,460.04-42,698.26-11,816.96

Finding the Fourth Proportional to 28,460.04, 42,698.26 and 11,816.96

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Solution

The fourth proportional to 28,460.04, 42,698.26 and 11,816.96 is: 17,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460.04 : 42,698.26 = 11,816.96 : x
  2. Step 2: Convert to fraction form
    28,460.04/42,698.26 = 11,816.96/x
  3. Step 3: Cross multiply
    28,460.04x = 42,698.26 × 11,816.96
  4. Step 4: Simplify right side
    28,460.04x = 504,563,630.49
  5. Step 5: Solve for x
    x = 504,563,630.49/28,460.04
  6. Step 6: Final answer
    x = 17,728.84

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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.