Home / 13,360.78-20,040.54-4,595.86

Finding the Fourth Proportional to 13,360.78, 20,040.54 and 4,595.86

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Solution

The fourth proportional to 13,360.78, 20,040.54 and 4,595.86 is: 6,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.78 : 20,040.54 = 4,595.86 : x
  2. Step 2: Convert to fraction form
    13,360.78/20,040.54 = 4,595.86/x
  3. Step 3: Cross multiply
    13,360.78x = 20,040.54 × 4,595.86
  4. Step 4: Simplify right side
    13,360.78x = 92,103,516.16
  5. Step 5: Solve for x
    x = 92,103,516.16/13,360.78
  6. Step 6: Final answer
    x = 6,893.57

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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.