Home / 25,435.00-38,169.43-10,454.41

Finding the Fourth Proportional to 25,435.00, 38,169.43 and 10,454.41

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Solution

The fourth proportional to 25,435.00, 38,169.43 and 10,454.41 is: 15,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,435.00 : 38,169.43 = 10,454.41 : x
  2. Step 2: Convert to fraction form
    25,435.00/38,169.43 = 10,454.41/x
  3. Step 3: Cross multiply
    25,435.00x = 38,169.43 × 10,454.41
  4. Step 4: Simplify right side
    25,435.00x = 399,038,892.26
  5. Step 5: Solve for x
    x = 399,038,892.26/25,435.00
  6. Step 6: Final answer
    x = 15,688.57

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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.