Home / 55,905.13-83,840.62-15,927.37

Finding the Fourth Proportional to 55,905.13, 83,840.62 and 15,927.37

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Solution

The fourth proportional to 55,905.13, 83,840.62 and 15,927.37 is: 23,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,905.13 : 83,840.62 = 15,927.37 : x
  2. Step 2: Convert to fraction form
    55,905.13/83,840.62 = 15,927.37/x
  3. Step 3: Cross multiply
    55,905.13x = 83,840.62 × 15,927.37
  4. Step 4: Simplify right side
    55,905.13x = 1,335,360,827.82
  5. Step 5: Solve for x
    x = 1,335,360,827.82/55,905.13
  6. Step 6: Final answer
    x = 23,886.20

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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.