Home / 36,088.54-49,802.04-20,172.98

Finding the Fourth Proportional to 36,088.54, 49,802.04 and 20,172.98

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Solution

The fourth proportional to 36,088.54, 49,802.04 and 20,172.98 is: 27,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088.54 : 49,802.04 = 20,172.98 : x
  2. Step 2: Convert to fraction form
    36,088.54/49,802.04 = 20,172.98/x
  3. Step 3: Cross multiply
    36,088.54x = 49,802.04 × 20,172.98
  4. Step 4: Simplify right side
    36,088.54x = 1,004,655,556.88
  5. Step 5: Solve for x
    x = 1,004,655,556.88/36,088.54
  6. Step 6: Final answer
    x = 27,838.63

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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.