Home / 43,570.22-65,349.14-13,984.22

Finding the Fourth Proportional to 43,570.22, 65,349.14 and 13,984.22

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Solution

The fourth proportional to 43,570.22, 65,349.14 and 13,984.22 is: 20,974.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570.22 : 65,349.14 = 13,984.22 : x
  2. Step 2: Convert to fraction form
    43,570.22/65,349.14 = 13,984.22/x
  3. Step 3: Cross multiply
    43,570.22x = 65,349.14 × 13,984.22
  4. Step 4: Simplify right side
    43,570.22x = 913,856,750.57
  5. Step 5: Solve for x
    x = 913,856,750.57/43,570.22
  6. Step 6: Final answer
    x = 20,974.34

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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.