Home / 33,065.64-45,630.18-18,725.04

Finding the Fourth Proportional to 33,065.64, 45,630.18 and 18,725.04

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Solution

The fourth proportional to 33,065.64, 45,630.18 and 18,725.04 is: 25,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,065.64 : 45,630.18 = 18,725.04 : x
  2. Step 2: Convert to fraction form
    33,065.64/45,630.18 = 18,725.04/x
  3. Step 3: Cross multiply
    33,065.64x = 45,630.18 × 18,725.04
  4. Step 4: Simplify right side
    33,065.64x = 854,426,945.71
  5. Step 5: Solve for x
    x = 854,426,945.71/33,065.64
  6. Step 6: Final answer
    x = 25,840.33

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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.