Home / 44,435.52-66,653.28-13,268.40

Finding the Fourth Proportional to 44,435.52, 66,653.28 and 13,268.40

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Solution

The fourth proportional to 44,435.52, 66,653.28 and 13,268.40 is: 19,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,435.52 : 66,653.28 = 13,268.40 : x
  2. Step 2: Convert to fraction form
    44,435.52/66,653.28 = 13,268.40/x
  3. Step 3: Cross multiply
    44,435.52x = 66,653.28 × 13,268.40
  4. Step 4: Simplify right side
    44,435.52x = 884,382,380.35
  5. Step 5: Solve for x
    x = 884,382,380.35/44,435.52
  6. Step 6: Final answer
    x = 19,902.60

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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.