Home / 43,444.69-65,120.46-28,446.12

Finding the Fourth Proportional to 43,444.69, 65,120.46 and 28,446.12

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Solution

The fourth proportional to 43,444.69, 65,120.46 and 28,446.12 is: 42,638.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,444.69 : 65,120.46 = 28,446.12 : x
  2. Step 2: Convert to fraction form
    43,444.69/65,120.46 = 28,446.12/x
  3. Step 3: Cross multiply
    43,444.69x = 65,120.46 × 28,446.12
  4. Step 4: Simplify right side
    43,444.69x = 1,852,424,419.62
  5. Step 5: Solve for x
    x = 1,852,424,419.62/43,444.69
  6. Step 6: Final answer
    x = 42,638.68

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1.5x scale

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.