Home / 25,343.66-38,021.74-8,703.94

Finding the Fourth Proportional to 25,343.66, 38,021.74 and 8,703.94

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Solution

The fourth proportional to 25,343.66, 38,021.74 and 8,703.94 is: 13,058.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.66 : 38,021.74 = 8,703.94 : x
  2. Step 2: Convert to fraction form
    25,343.66/38,021.74 = 8,703.94/x
  3. Step 3: Cross multiply
    25,343.66x = 38,021.74 × 8,703.94
  4. Step 4: Simplify right side
    25,343.66x = 330,938,943.66
  5. Step 5: Solve for x
    x = 330,938,943.66/25,343.66
  6. Step 6: Final answer
    x = 13,058.06

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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.