Home / 33,070.14-45,633.63-18,730.62

Finding the Fourth Proportional to 33,070.14, 45,633.63 and 18,730.62

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Solution

The fourth proportional to 33,070.14, 45,633.63 and 18,730.62 is: 25,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,070.14 : 45,633.63 = 18,730.62 : x
  2. Step 2: Convert to fraction form
    33,070.14/45,633.63 = 18,730.62/x
  3. Step 3: Cross multiply
    33,070.14x = 45,633.63 × 18,730.62
  4. Step 4: Simplify right side
    33,070.14x = 854,746,182.75
  5. Step 5: Solve for x
    x = 854,746,182.75/33,070.14
  6. Step 6: Final answer
    x = 25,846.46

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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.