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Finding the Fourth Proportional to 36,208.81, 49,980.41 and 22,802.50

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Solution

The fourth proportional to 36,208.81, 49,980.41 and 22,802.50 is: 31,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208.81 : 49,980.41 = 22,802.50 : x
  2. Step 2: Convert to fraction form
    36,208.81/49,980.41 = 22,802.50/x
  3. Step 3: Cross multiply
    36,208.81x = 49,980.41 × 22,802.50
  4. Step 4: Simplify right side
    36,208.81x = 1,139,678,299.03
  5. Step 5: Solve for x
    x = 1,139,678,299.03/36,208.81
  6. Step 6: Final answer
    x = 31,475.17

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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.