Home / 13,241.42-19,849.78-4,470.20

Finding the Fourth Proportional to 13,241.42, 19,849.78 and 4,470.20

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Solution

The fourth proportional to 13,241.42, 19,849.78 and 4,470.20 is: 6,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.42 : 19,849.78 = 4,470.20 : x
  2. Step 2: Convert to fraction form
    13,241.42/19,849.78 = 4,470.20/x
  3. Step 3: Cross multiply
    13,241.42x = 19,849.78 × 4,470.20
  4. Step 4: Simplify right side
    13,241.42x = 88,732,486.56
  5. Step 5: Solve for x
    x = 88,732,486.56/13,241.42
  6. Step 6: Final answer
    x = 6,701.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.