Home / 38,915.48-53,704.68-23,013.56

Finding the Fourth Proportional to 38,915.48, 53,704.68 and 23,013.56

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Solution

The fourth proportional to 38,915.48, 53,704.68 and 23,013.56 is: 31,759.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,915.48 : 53,704.68 = 23,013.56 : x
  2. Step 2: Convert to fraction form
    38,915.48/53,704.68 = 23,013.56/x
  3. Step 3: Cross multiply
    38,915.48x = 53,704.68 × 23,013.56
  4. Step 4: Simplify right side
    38,915.48x = 1,235,935,875.46
  5. Step 5: Solve for x
    x = 1,235,935,875.46/38,915.48
  6. Step 6: Final answer
    x = 31,759.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.