Home / 16,530.74-24,799.75-5,436.98

Finding the Fourth Proportional to 16,530.74, 24,799.75 and 5,436.98

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Solution

The fourth proportional to 16,530.74, 24,799.75 and 5,436.98 is: 8,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.74 : 24,799.75 = 5,436.98 : x
  2. Step 2: Convert to fraction form
    16,530.74/24,799.75 = 5,436.98/x
  3. Step 3: Cross multiply
    16,530.74x = 24,799.75 × 5,436.98
  4. Step 4: Simplify right side
    16,530.74x = 134,835,744.76
  5. Step 5: Solve for x
    x = 134,835,744.76/16,530.74
  6. Step 6: Final answer
    x = 8,156.67

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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.