Home / 10,033.20-13,857.48-9,450

Finding the Fourth Proportional to 10,033.20, 13,857.48 and 9,450

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Solution

The fourth proportional to 10,033.20, 13,857.48 and 9,450 is: 13,051.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,033.20 : 13,857.48 = 9,450 : x
  2. Step 2: Convert to fraction form
    10,033.20/13,857.48 = 9,450/x
  3. Step 3: Cross multiply
    10,033.20x = 13,857.48 × 9,450
  4. Step 4: Simplify right side
    10,033.20x = 130,953,186
  5. Step 5: Solve for x
    x = 130,953,186/10,033.20
  6. Step 6: Final answer
    x = 13,051.99

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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.