Home / 14,082.42-19,433.63-7,709.13

Finding the Fourth Proportional to 14,082.42, 19,433.63 and 7,709.13

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Solution

The fourth proportional to 14,082.42, 19,433.63 and 7,709.13 is: 10,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.42 : 19,433.63 = 7,709.13 : x
  2. Step 2: Convert to fraction form
    14,082.42/19,433.63 = 7,709.13/x
  3. Step 3: Cross multiply
    14,082.42x = 19,433.63 × 7,709.13
  4. Step 4: Simplify right side
    14,082.42x = 149,816,341.50
  5. Step 5: Solve for x
    x = 149,816,341.50/14,082.42
  6. Step 6: Final answer
    x = 10,638.54

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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.