Home / 25,477.34-38,240.30-15,635.84

Finding the Fourth Proportional to 25,477.34, 38,240.30 and 15,635.84

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Solution

The fourth proportional to 25,477.34, 38,240.30 and 15,635.84 is: 23,468.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.34 : 38,240.30 = 15,635.84 : x
  2. Step 2: Convert to fraction form
    25,477.34/38,240.30 = 15,635.84/x
  3. Step 3: Cross multiply
    25,477.34x = 38,240.30 × 15,635.84
  4. Step 4: Simplify right side
    25,477.34x = 597,919,060.24
  5. Step 5: Solve for x
    x = 597,919,060.24/25,477.34
  6. Step 6: Final answer
    x = 23,468.67

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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.