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Finding the Fourth Proportional to 30,996.84, 46,495.26 and 8,807.34

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Solution

The fourth proportional to 30,996.84, 46,495.26 and 8,807.34 is: 13,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.84 : 46,495.26 = 8,807.34 : x
  2. Step 2: Convert to fraction form
    30,996.84/46,495.26 = 8,807.34/x
  3. Step 3: Cross multiply
    30,996.84x = 46,495.26 × 8,807.34
  4. Step 4: Simplify right side
    30,996.84x = 409,499,563.21
  5. Step 5: Solve for x
    x = 409,499,563.21/30,996.84
  6. Step 6: Final answer
    x = 13,211.01

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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.