Home / 33,308.60-45,962.54-18,403.64

Finding the Fourth Proportional to 33,308.60, 45,962.54 and 18,403.64

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Solution

The fourth proportional to 33,308.60, 45,962.54 and 18,403.64 is: 25,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.60 : 45,962.54 = 18,403.64 : x
  2. Step 2: Convert to fraction form
    33,308.60/45,962.54 = 18,403.64/x
  3. Step 3: Cross multiply
    33,308.60x = 45,962.54 × 18,403.64
  4. Step 4: Simplify right side
    33,308.60x = 845,878,039.65
  5. Step 5: Solve for x
    x = 845,878,039.65/33,308.60
  6. Step 6: Final answer
    x = 25,395.18

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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.