Home / 28,444.24-39,223.92-18,880.75

Finding the Fourth Proportional to 28,444.24, 39,223.92 and 18,880.75

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Solution

The fourth proportional to 28,444.24, 39,223.92 and 18,880.75 is: 26,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.24 : 39,223.92 = 18,880.75 : x
  2. Step 2: Convert to fraction form
    28,444.24/39,223.92 = 18,880.75/x
  3. Step 3: Cross multiply
    28,444.24x = 39,223.92 × 18,880.75
  4. Step 4: Simplify right side
    28,444.24x = 740,577,027.54
  5. Step 5: Solve for x
    x = 740,577,027.54/28,444.24
  6. Step 6: Final answer
    x = 26,036.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.