Home / 30,396.16-45,611.52-10,679.04

Finding the Fourth Proportional to 30,396.16, 45,611.52 and 10,679.04

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Solution

The fourth proportional to 30,396.16, 45,611.52 and 10,679.04 is: 16,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,396.16 : 45,611.52 = 10,679.04 : x
  2. Step 2: Convert to fraction form
    30,396.16/45,611.52 = 10,679.04/x
  3. Step 3: Cross multiply
    30,396.16x = 45,611.52 × 10,679.04
  4. Step 4: Simplify right side
    30,396.16x = 487,087,246.54
  5. Step 5: Solve for x
    x = 487,087,246.54/30,396.16
  6. Step 6: Final answer
    x = 16,024.63

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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.