Home / 25,418.80-35,082.30-14,808.34

Finding the Fourth Proportional to 25,418.80, 35,082.30 and 14,808.34

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Solution

The fourth proportional to 25,418.80, 35,082.30 and 14,808.34 is: 20,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.80 : 35,082.30 = 14,808.34 : x
  2. Step 2: Convert to fraction form
    25,418.80/35,082.30 = 14,808.34/x
  3. Step 3: Cross multiply
    25,418.80x = 35,082.30 × 14,808.34
  4. Step 4: Simplify right side
    25,418.80x = 519,510,626.38
  5. Step 5: Solve for x
    x = 519,510,626.38/25,418.80
  6. Step 6: Final answer
    x = 20,438.05

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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.