Home / 14,992.17-20,690.55-9,022.88

Finding the Fourth Proportional to 14,992.17, 20,690.55 and 9,022.88

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Solution

The fourth proportional to 14,992.17, 20,690.55 and 9,022.88 is: 12,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,992.17 : 20,690.55 = 9,022.88 : x
  2. Step 2: Convert to fraction form
    14,992.17/20,690.55 = 9,022.88/x
  3. Step 3: Cross multiply
    14,992.17x = 20,690.55 × 9,022.88
  4. Step 4: Simplify right side
    14,992.17x = 186,688,246.33
  5. Step 5: Solve for x
    x = 186,688,246.33/14,992.17
  6. Step 6: Final answer
    x = 12,452.38

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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.