Home / 16,898.80-23,319.40-9,344.67

Finding the Fourth Proportional to 16,898.80, 23,319.40 and 9,344.67

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Solution

The fourth proportional to 16,898.80, 23,319.40 and 9,344.67 is: 12,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.80 : 23,319.40 = 9,344.67 : x
  2. Step 2: Convert to fraction form
    16,898.80/23,319.40 = 9,344.67/x
  3. Step 3: Cross multiply
    16,898.80x = 23,319.40 × 9,344.67
  4. Step 4: Simplify right side
    16,898.80x = 217,912,097.60
  5. Step 5: Solve for x
    x = 217,912,097.60/16,898.80
  6. Step 6: Final answer
    x = 12,895.12

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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.