Home / 55,224.93-82,840.13-15,787.86

Finding the Fourth Proportional to 55,224.93, 82,840.13 and 15,787.86

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Solution

The fourth proportional to 55,224.93, 82,840.13 and 15,787.86 is: 23,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,224.93 : 82,840.13 = 15,787.86 : x
  2. Step 2: Convert to fraction form
    55,224.93/82,840.13 = 15,787.86/x
  3. Step 3: Cross multiply
    55,224.93x = 82,840.13 × 15,787.86
  4. Step 4: Simplify right side
    55,224.93x = 1,307,868,374.82
  5. Step 5: Solve for x
    x = 1,307,868,374.82/55,224.93
  6. Step 6: Final answer
    x = 23,682.57

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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.