Home / 28,533.13-42,811.94-11,015.26

Finding the Fourth Proportional to 28,533.13, 42,811.94 and 11,015.26

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Solution

The fourth proportional to 28,533.13, 42,811.94 and 11,015.26 is: 16,527.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,533.13 : 42,811.94 = 11,015.26 : x
  2. Step 2: Convert to fraction form
    28,533.13/42,811.94 = 11,015.26/x
  3. Step 3: Cross multiply
    28,533.13x = 42,811.94 × 11,015.26
  4. Step 4: Simplify right side
    28,533.13x = 471,584,570.71
  5. Step 5: Solve for x
    x = 471,584,570.71/28,533.13
  6. Step 6: Final answer
    x = 16,527.62

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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.