Home / 30,648.66-45,949.58-15,848.12

Finding the Fourth Proportional to 30,648.66, 45,949.58 and 15,848.12

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Solution

The fourth proportional to 30,648.66, 45,949.58 and 15,848.12 is: 23,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,648.66 : 45,949.58 = 15,848.12 : x
  2. Step 2: Convert to fraction form
    30,648.66/45,949.58 = 15,848.12/x
  3. Step 3: Cross multiply
    30,648.66x = 45,949.58 × 15,848.12
  4. Step 4: Simplify right side
    30,648.66x = 728,214,457.79
  5. Step 5: Solve for x
    x = 728,214,457.79/30,648.66
  6. Step 6: Final answer
    x = 23,760.07

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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.