Home / 30,502.24-45,752.01-8,315.62

Finding the Fourth Proportional to 30,502.24, 45,752.01 and 8,315.62

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Solution

The fourth proportional to 30,502.24, 45,752.01 and 8,315.62 is: 12,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502.24 : 45,752.01 = 8,315.62 : x
  2. Step 2: Convert to fraction form
    30,502.24/45,752.01 = 8,315.62/x
  3. Step 3: Cross multiply
    30,502.24x = 45,752.01 × 8,315.62
  4. Step 4: Simplify right side
    30,502.24x = 380,456,183.83
  5. Step 5: Solve for x
    x = 380,456,183.83/30,502.24
  6. Step 6: Final answer
    x = 12,473.06

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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.