Home / 43,760.48-65,635.04-14,175.36

Finding the Fourth Proportional to 43,760.48, 65,635.04 and 14,175.36

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Solution

The fourth proportional to 43,760.48, 65,635.04 and 14,175.36 is: 21,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,760.48 : 65,635.04 = 14,175.36 : x
  2. Step 2: Convert to fraction form
    43,760.48/65,635.04 = 14,175.36/x
  3. Step 3: Cross multiply
    43,760.48x = 65,635.04 × 14,175.36
  4. Step 4: Simplify right side
    43,760.48x = 930,400,320.61
  5. Step 5: Solve for x
    x = 930,400,320.61/43,760.48
  6. Step 6: Final answer
    x = 21,261.20

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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.