Home / 45,828.17-68,742.17-12,550.83

Finding the Fourth Proportional to 45,828.17, 68,742.17 and 12,550.83

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Solution

The fourth proportional to 45,828.17, 68,742.17 and 12,550.83 is: 18,826.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,828.17 : 68,742.17 = 12,550.83 : x
  2. Step 2: Convert to fraction form
    45,828.17/68,742.17 = 12,550.83/x
  3. Step 3: Cross multiply
    45,828.17x = 68,742.17 × 12,550.83
  4. Step 4: Simplify right side
    45,828.17x = 862,771,289.50
  5. Step 5: Solve for x
    x = 862,771,289.50/45,828.17
  6. Step 6: Final answer
    x = 18,826.22

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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.