Home / 43,412.76-65,114.96-13,825.35

Finding the Fourth Proportional to 43,412.76, 65,114.96 and 13,825.35

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Solution

The fourth proportional to 43,412.76, 65,114.96 and 13,825.35 is: 20,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,412.76 : 65,114.96 = 13,825.35 : x
  2. Step 2: Convert to fraction form
    43,412.76/65,114.96 = 13,825.35/x
  3. Step 3: Cross multiply
    43,412.76x = 65,114.96 × 13,825.35
  4. Step 4: Simplify right side
    43,412.76x = 900,237,043.11
  5. Step 5: Solve for x
    x = 900,237,043.11/43,412.76
  6. Step 6: Final answer
    x = 20,736.69

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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.