Home / 43,671.12-65,464.44-14,068.86

Finding the Fourth Proportional to 43,671.12, 65,464.44 and 14,068.86

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Solution

The fourth proportional to 43,671.12, 65,464.44 and 14,068.86 is: 21,089.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,671.12 : 65,464.44 = 14,068.86 : x
  2. Step 2: Convert to fraction form
    43,671.12/65,464.44 = 14,068.86/x
  3. Step 3: Cross multiply
    43,671.12x = 65,464.44 × 14,068.86
  4. Step 4: Simplify right side
    43,671.12x = 921,010,041.34
  5. Step 5: Solve for x
    x = 921,010,041.34/43,671.12
  6. Step 6: Final answer
    x = 21,089.68

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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.