Home / 25,139.87-37,725.69-14,053.84

Finding the Fourth Proportional to 25,139.87, 37,725.69 and 14,053.84

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Solution

The fourth proportional to 25,139.87, 37,725.69 and 14,053.84 is: 21,089.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,139.87 : 37,725.69 = 14,053.84 : x
  2. Step 2: Convert to fraction form
    25,139.87/37,725.69 = 14,053.84/x
  3. Step 3: Cross multiply
    25,139.87x = 37,725.69 × 14,053.84
  4. Step 4: Simplify right side
    25,139.87x = 530,190,911.01
  5. Step 5: Solve for x
    x = 530,190,911.01/25,139.87
  6. Step 6: Final answer
    x = 21,089.64

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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.