Home / 16,313.96-24,467.70-7,990.40

Finding the Fourth Proportional to 16,313.96, 24,467.70 and 7,990.40

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Solution

The fourth proportional to 16,313.96, 24,467.70 and 7,990.40 is: 11,984.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,313.96 : 24,467.70 = 7,990.40 : x
  2. Step 2: Convert to fraction form
    16,313.96/24,467.70 = 7,990.40/x
  3. Step 3: Cross multiply
    16,313.96x = 24,467.70 × 7,990.40
  4. Step 4: Simplify right side
    16,313.96x = 195,506,710.08
  5. Step 5: Solve for x
    x = 195,506,710.08/16,313.96
  6. Step 6: Final answer
    x = 11,984.01

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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.