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Finding the Fourth Proportional to 36,802.86, 55,213.62 and 10,507.71

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Solution

The fourth proportional to 36,802.86, 55,213.62 and 10,507.71 is: 15,764.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,802.86 : 55,213.62 = 10,507.71 : x
  2. Step 2: Convert to fraction form
    36,802.86/55,213.62 = 10,507.71/x
  3. Step 3: Cross multiply
    36,802.86x = 55,213.62 × 10,507.71
  4. Step 4: Simplify right side
    36,802.86x = 580,168,707.01
  5. Step 5: Solve for x
    x = 580,168,707.01/36,802.86
  6. Step 6: Final answer
    x = 15,764.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.