Home / 45,457.58-68,197.11-14,292.83

Finding the Fourth Proportional to 45,457.58, 68,197.11 and 14,292.83

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Solution

The fourth proportional to 45,457.58, 68,197.11 and 14,292.83 is: 21,442.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.58 : 68,197.11 = 14,292.83 : x
  2. Step 2: Convert to fraction form
    45,457.58/68,197.11 = 14,292.83/x
  3. Step 3: Cross multiply
    45,457.58x = 68,197.11 × 14,292.83
  4. Step 4: Simplify right side
    45,457.58x = 974,729,699.72
  5. Step 5: Solve for x
    x = 974,729,699.72/45,457.58
  6. Step 6: Final answer
    x = 21,442.62

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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.