Home / 10,246.12-14,142.42-9,626.60

Finding the Fourth Proportional to 10,246.12, 14,142.42 and 9,626.60

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Solution

The fourth proportional to 10,246.12, 14,142.42 and 9,626.60 is: 13,287.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.12 : 14,142.42 = 9,626.60 : x
  2. Step 2: Convert to fraction form
    10,246.12/14,142.42 = 9,626.60/x
  3. Step 3: Cross multiply
    10,246.12x = 14,142.42 × 9,626.60
  4. Step 4: Simplify right side
    10,246.12x = 136,143,420.37
  5. Step 5: Solve for x
    x = 136,143,420.37/10,246.12
  6. Step 6: Final answer
    x = 13,287.31

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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.