Home / 30,538.28-45,836.99-14,754.42

Finding the Fourth Proportional to 30,538.28, 45,836.99 and 14,754.42

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Solution

The fourth proportional to 30,538.28, 45,836.99 and 14,754.42 is: 22,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,538.28 : 45,836.99 = 14,754.42 : x
  2. Step 2: Convert to fraction form
    30,538.28/45,836.99 = 14,754.42/x
  3. Step 3: Cross multiply
    30,538.28x = 45,836.99 × 14,754.42
  4. Step 4: Simplify right side
    30,538.28x = 676,298,183.55
  5. Step 5: Solve for x
    x = 676,298,183.55/30,538.28
  6. Step 6: Final answer
    x = 22,145.91

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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.