Home / 43,890.24-65,835.32-14,308.08

Finding the Fourth Proportional to 43,890.24, 65,835.32 and 14,308.08

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Solution

The fourth proportional to 43,890.24, 65,835.32 and 14,308.08 is: 21,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,890.24 : 65,835.32 = 14,308.08 : x
  2. Step 2: Convert to fraction form
    43,890.24/65,835.32 = 14,308.08/x
  3. Step 3: Cross multiply
    43,890.24x = 65,835.32 × 14,308.08
  4. Step 4: Simplify right side
    43,890.24x = 941,977,025.39
  5. Step 5: Solve for x
    x = 941,977,025.39/43,890.24
  6. Step 6: Final answer
    x = 21,462.11

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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.