Home / 33,145.48-45,730.45-18,802.94

Finding the Fourth Proportional to 33,145.48, 45,730.45 and 18,802.94

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Solution

The fourth proportional to 33,145.48, 45,730.45 and 18,802.94 is: 25,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.48 : 45,730.45 = 18,802.94 : x
  2. Step 2: Convert to fraction form
    33,145.48/45,730.45 = 18,802.94/x
  3. Step 3: Cross multiply
    33,145.48x = 45,730.45 × 18,802.94
  4. Step 4: Simplify right side
    33,145.48x = 859,866,907.52
  5. Step 5: Solve for x
    x = 859,866,907.52/33,145.48
  6. Step 6: Final answer
    x = 25,942.21

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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.