Home / 16,239.95-22,410.69-9,069.67

Finding the Fourth Proportional to 16,239.95, 22,410.69 and 9,069.67

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Solution

The fourth proportional to 16,239.95, 22,410.69 and 9,069.67 is: 12,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.95 : 22,410.69 = 9,069.67 : x
  2. Step 2: Convert to fraction form
    16,239.95/22,410.69 = 9,069.67/x
  3. Step 3: Cross multiply
    16,239.95x = 22,410.69 × 9,069.67
  4. Step 4: Simplify right side
    16,239.95x = 203,257,562.77
  5. Step 5: Solve for x
    x = 203,257,562.77/16,239.95
  6. Step 6: Final answer
    x = 12,515.90

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1.5x scale

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.