Home / 25,403.94-38,106.36-14,947.38

Finding the Fourth Proportional to 25,403.94, 38,106.36 and 14,947.38

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Solution

The fourth proportional to 25,403.94, 38,106.36 and 14,947.38 is: 22,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.94 : 38,106.36 = 14,947.38 : x
  2. Step 2: Convert to fraction form
    25,403.94/38,106.36 = 14,947.38/x
  3. Step 3: Cross multiply
    25,403.94x = 38,106.36 × 14,947.38
  4. Step 4: Simplify right side
    25,403.94x = 569,590,243.34
  5. Step 5: Solve for x
    x = 569,590,243.34/25,403.94
  6. Step 6: Final answer
    x = 22,421.33

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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.