Home / 30,609.41-45,908.82-8,417.52

Finding the Fourth Proportional to 30,609.41, 45,908.82 and 8,417.52

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Solution

The fourth proportional to 30,609.41, 45,908.82 and 8,417.52 is: 12,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,609.41 : 45,908.82 = 8,417.52 : x
  2. Step 2: Convert to fraction form
    30,609.41/45,908.82 = 8,417.52/x
  3. Step 3: Cross multiply
    30,609.41x = 45,908.82 × 8,417.52
  4. Step 4: Simplify right side
    30,609.41x = 386,438,410.53
  5. Step 5: Solve for x
    x = 386,438,410.53/30,609.41
  6. Step 6: Final answer
    x = 12,624.83

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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.