Home / 25,028.64-34,538.38-14,419.80

Finding the Fourth Proportional to 25,028.64, 34,538.38 and 14,419.80

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Solution

The fourth proportional to 25,028.64, 34,538.38 and 14,419.80 is: 19,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,028.64 : 34,538.38 = 14,419.80 : x
  2. Step 2: Convert to fraction form
    25,028.64/34,538.38 = 14,419.80/x
  3. Step 3: Cross multiply
    25,028.64x = 34,538.38 × 14,419.80
  4. Step 4: Simplify right side
    25,028.64x = 498,036,531.92
  5. Step 5: Solve for x
    x = 498,036,531.92/25,028.64
  6. Step 6: Final answer
    x = 19,898.67

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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.