Home / 14,173.25-19,559.12-7,885.62

Finding the Fourth Proportional to 14,173.25, 19,559.12 and 7,885.62

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Solution

The fourth proportional to 14,173.25, 19,559.12 and 7,885.62 is: 10,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.25 : 19,559.12 = 7,885.62 : x
  2. Step 2: Convert to fraction form
    14,173.25/19,559.12 = 7,885.62/x
  3. Step 3: Cross multiply
    14,173.25x = 19,559.12 × 7,885.62
  4. Step 4: Simplify right side
    14,173.25x = 154,235,748.43
  5. Step 5: Solve for x
    x = 154,235,748.43/14,173.25
  6. Step 6: Final answer
    x = 10,882.18

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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.