Home / 36,718.07-50,668.95-20,802.17

Finding the Fourth Proportional to 36,718.07, 50,668.95 and 20,802.17

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Solution

The fourth proportional to 36,718.07, 50,668.95 and 20,802.17 is: 28,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,718.07 : 50,668.95 = 20,802.17 : x
  2. Step 2: Convert to fraction form
    36,718.07/50,668.95 = 20,802.17/x
  3. Step 3: Cross multiply
    36,718.07x = 50,668.95 × 20,802.17
  4. Step 4: Simplify right side
    36,718.07x = 1,054,024,111.62
  5. Step 5: Solve for x
    x = 1,054,024,111.62/36,718.07
  6. Step 6: Final answer
    x = 28,705.87

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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.