Home / 33,585.12-46,353.60-19,439.28

Finding the Fourth Proportional to 33,585.12, 46,353.60 and 19,439.28

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Solution

The fourth proportional to 33,585.12, 46,353.60 and 19,439.28 is: 26,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,585.12 : 46,353.60 = 19,439.28 : x
  2. Step 2: Convert to fraction form
    33,585.12/46,353.60 = 19,439.28/x
  3. Step 3: Cross multiply
    33,585.12x = 46,353.60 × 19,439.28
  4. Step 4: Simplify right side
    33,585.12x = 901,080,609.41
  5. Step 5: Solve for x
    x = 901,080,609.41/33,585.12
  6. Step 6: Final answer
    x = 26,829.76

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1.5x scale

Why These Related Problems?

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