Home / 36,088.90-49,802.34-20,172.94

Finding the Fourth Proportional to 36,088.90, 49,802.34 and 20,172.94

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Solution

The fourth proportional to 36,088.90, 49,802.34 and 20,172.94 is: 27,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088.90 : 49,802.34 = 20,172.94 : x
  2. Step 2: Convert to fraction form
    36,088.90/49,802.34 = 20,172.94/x
  3. Step 3: Cross multiply
    36,088.90x = 49,802.34 × 20,172.94
  4. Step 4: Simplify right side
    36,088.90x = 1,004,659,616.68
  5. Step 5: Solve for x
    x = 1,004,659,616.68/36,088.90
  6. Step 6: Final answer
    x = 27,838.47

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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.