Home / 32,430.90-44,757.36-18,286.68

Finding the Fourth Proportional to 32,430.90, 44,757.36 and 18,286.68

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Solution

The fourth proportional to 32,430.90, 44,757.36 and 18,286.68 is: 25,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,430.90 : 44,757.36 = 18,286.68 : x
  2. Step 2: Convert to fraction form
    32,430.90/44,757.36 = 18,286.68/x
  3. Step 3: Cross multiply
    32,430.90x = 44,757.36 × 18,286.68
  4. Step 4: Simplify right side
    32,430.90x = 818,463,519.96
  5. Step 5: Solve for x
    x = 818,463,519.96/32,430.90
  6. Step 6: Final answer
    x = 25,237.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.