Home / 43,550.72-65,316.48-13,962.88

Finding the Fourth Proportional to 43,550.72, 65,316.48 and 13,962.88

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Solution

The fourth proportional to 43,550.72, 65,316.48 and 13,962.88 is: 20,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550.72 : 65,316.48 = 13,962.88 : x
  2. Step 2: Convert to fraction form
    43,550.72/65,316.48 = 13,962.88/x
  3. Step 3: Cross multiply
    43,550.72x = 65,316.48 × 13,962.88
  4. Step 4: Simplify right side
    43,550.72x = 912,006,172.26
  5. Step 5: Solve for x
    x = 912,006,172.26/43,550.72
  6. Step 6: Final answer
    x = 20,941.24

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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.