Home / 43,508.41-65,288.54-15,808.57

Finding the Fourth Proportional to 43,508.41, 65,288.54 and 15,808.57

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Solution

The fourth proportional to 43,508.41, 65,288.54 and 15,808.57 is: 23,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,508.41 : 65,288.54 = 15,808.57 : x
  2. Step 2: Convert to fraction form
    43,508.41/65,288.54 = 15,808.57/x
  3. Step 3: Cross multiply
    43,508.41x = 65,288.54 × 15,808.57
  4. Step 4: Simplify right side
    43,508.41x = 1,032,118,454.79
  5. Step 5: Solve for x
    x = 1,032,118,454.79/43,508.41
  6. Step 6: Final answer
    x = 23,722.27

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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.