Home / 14,998.24-20,693.84-9,028.64

Finding the Fourth Proportional to 14,998.24, 20,693.84 and 9,028.64

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Solution

The fourth proportional to 14,998.24, 20,693.84 and 9,028.64 is: 12,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.24 : 20,693.84 = 9,028.64 : x
  2. Step 2: Convert to fraction form
    14,998.24/20,693.84 = 9,028.64/x
  3. Step 3: Cross multiply
    14,998.24x = 20,693.84 × 9,028.64
  4. Step 4: Simplify right side
    14,998.24x = 186,837,231.58
  5. Step 5: Solve for x
    x = 186,837,231.58/14,998.24
  6. Step 6: Final answer
    x = 12,457.28

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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.