Home / 53,845.23-80,802.41-26,128.11

Finding the Fourth Proportional to 53,845.23, 80,802.41 and 26,128.11

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Solution

The fourth proportional to 53,845.23, 80,802.41 and 26,128.11 is: 39,208.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,845.23 : 80,802.41 = 26,128.11 : x
  2. Step 2: Convert to fraction form
    53,845.23/80,802.41 = 26,128.11/x
  3. Step 3: Cross multiply
    53,845.23x = 80,802.41 × 26,128.11
  4. Step 4: Simplify right side
    53,845.23x = 2,111,214,126.10
  5. Step 5: Solve for x
    x = 2,111,214,126.10/53,845.23
  6. Step 6: Final answer
    x = 39,208.94

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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.