Home / 16,965.61-25,439.72-8,964.67

Finding the Fourth Proportional to 16,965.61, 25,439.72 and 8,964.67

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Solution

The fourth proportional to 16,965.61, 25,439.72 and 8,964.67 is: 13,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.61 : 25,439.72 = 8,964.67 : x
  2. Step 2: Convert to fraction form
    16,965.61/25,439.72 = 8,964.67/x
  3. Step 3: Cross multiply
    16,965.61x = 25,439.72 × 8,964.67
  4. Step 4: Simplify right side
    16,965.61x = 228,058,694.69
  5. Step 5: Solve for x
    x = 228,058,694.69/16,965.61
  6. Step 6: Final answer
    x = 13,442.41

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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.