Home / 53,688.44-74,093.37-29,815.28

Finding the Fourth Proportional to 53,688.44, 74,093.37 and 29,815.28

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Solution

The fourth proportional to 53,688.44, 74,093.37 and 29,815.28 is: 41,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,688.44 : 74,093.37 = 29,815.28 : x
  2. Step 2: Convert to fraction form
    53,688.44/74,093.37 = 29,815.28/x
  3. Step 3: Cross multiply
    53,688.44x = 74,093.37 × 29,815.28
  4. Step 4: Simplify right side
    53,688.44x = 2,209,114,572.69
  5. Step 5: Solve for x
    x = 2,209,114,572.69/53,688.44
  6. Step 6: Final answer
    x = 41,146.93

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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.