Home / 25,638.24-35,381.76-14,460

Finding the Fourth Proportional to 25,638.24, 35,381.76 and 14,460

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Solution

The fourth proportional to 25,638.24, 35,381.76 and 14,460 is: 19,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.24 : 35,381.76 = 14,460 : x
  2. Step 2: Convert to fraction form
    25,638.24/35,381.76 = 14,460/x
  3. Step 3: Cross multiply
    25,638.24x = 35,381.76 × 14,460
  4. Step 4: Simplify right side
    25,638.24x = 511,620,249.60
  5. Step 5: Solve for x
    x = 511,620,249.60/25,638.24
  6. Step 6: Final answer
    x = 19,955.36

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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.