Home / 43,446.25-65,045.40-28,609.93

Finding the Fourth Proportional to 43,446.25, 65,045.40 and 28,609.93

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Solution

The fourth proportional to 43,446.25, 65,045.40 and 28,609.93 is: 42,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446.25 : 65,045.40 = 28,609.93 : x
  2. Step 2: Convert to fraction form
    43,446.25/65,045.40 = 28,609.93/x
  3. Step 3: Cross multiply
    43,446.25x = 65,045.40 × 28,609.93
  4. Step 4: Simplify right side
    43,446.25x = 1,860,944,340.82
  5. Step 5: Solve for x
    x = 1,860,944,340.82/43,446.25
  6. Step 6: Final answer
    x = 42,833.26

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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.