Home / 25,601.45-38,419.58-15,710.54

Finding the Fourth Proportional to 25,601.45, 38,419.58 and 15,710.54

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Solution

The fourth proportional to 25,601.45, 38,419.58 and 15,710.54 is: 23,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.45 : 38,419.58 = 15,710.54 : x
  2. Step 2: Convert to fraction form
    25,601.45/38,419.58 = 15,710.54/x
  3. Step 3: Cross multiply
    25,601.45x = 38,419.58 × 15,710.54
  4. Step 4: Simplify right side
    25,601.45x = 603,592,195.55
  5. Step 5: Solve for x
    x = 603,592,195.55/25,601.45
  6. Step 6: Final answer
    x = 23,576.49

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1.5x scale

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.