Home / 14,015.42-19,349.20-9,306.14

Finding the Fourth Proportional to 14,015.42, 19,349.20 and 9,306.14

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Solution

The fourth proportional to 14,015.42, 19,349.20 and 9,306.14 is: 12,847.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.42 : 19,349.20 = 9,306.14 : x
  2. Step 2: Convert to fraction form
    14,015.42/19,349.20 = 9,306.14/x
  3. Step 3: Cross multiply
    14,015.42x = 19,349.20 × 9,306.14
  4. Step 4: Simplify right side
    14,015.42x = 180,066,364.09
  5. Step 5: Solve for x
    x = 180,066,364.09/14,015.42
  6. Step 6: Final answer
    x = 12,847.73

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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.