Home / 25,389.23-38,087.48-8,744.81

Finding the Fourth Proportional to 25,389.23, 38,087.48 and 8,744.81

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Solution

The fourth proportional to 25,389.23, 38,087.48 and 8,744.81 is: 13,118.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.23 : 38,087.48 = 8,744.81 : x
  2. Step 2: Convert to fraction form
    25,389.23/38,087.48 = 8,744.81/x
  3. Step 3: Cross multiply
    25,389.23x = 38,087.48 × 8,744.81
  4. Step 4: Simplify right side
    25,389.23x = 333,067,607.40
  5. Step 5: Solve for x
    x = 333,067,607.40/25,389.23
  6. Step 6: Final answer
    x = 13,118.46

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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.