Home / 43,987.59-65,975.40-14,401.89

Finding the Fourth Proportional to 43,987.59, 65,975.40 and 14,401.89

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Solution

The fourth proportional to 43,987.59, 65,975.40 and 14,401.89 is: 21,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.59 : 65,975.40 = 14,401.89 : x
  2. Step 2: Convert to fraction form
    43,987.59/65,975.40 = 14,401.89/x
  3. Step 3: Cross multiply
    43,987.59x = 65,975.40 × 14,401.89
  4. Step 4: Simplify right side
    43,987.59x = 950,170,453.51
  5. Step 5: Solve for x
    x = 950,170,453.51/43,987.59
  6. Step 6: Final answer
    x = 21,600.88

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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.