Home / 28,288.03-42,414.57-9,566.32

Finding the Fourth Proportional to 28,288.03, 42,414.57 and 9,566.32

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Solution

The fourth proportional to 28,288.03, 42,414.57 and 9,566.32 is: 14,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,288.03 : 42,414.57 = 9,566.32 : x
  2. Step 2: Convert to fraction form
    28,288.03/42,414.57 = 9,566.32/x
  3. Step 3: Cross multiply
    28,288.03x = 42,414.57 × 9,566.32
  4. Step 4: Simplify right side
    28,288.03x = 405,751,349.28
  5. Step 5: Solve for x
    x = 405,751,349.28/28,288.03
  6. Step 6: Final answer
    x = 14,343.57

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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.