Home / 45,044.91-67,576.88-13,457.41

Finding the Fourth Proportional to 45,044.91, 67,576.88 and 13,457.41

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Solution

The fourth proportional to 45,044.91, 67,576.88 and 13,457.41 is: 20,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,044.91 : 67,576.88 = 13,457.41 : x
  2. Step 2: Convert to fraction form
    45,044.91/67,576.88 = 13,457.41/x
  3. Step 3: Cross multiply
    45,044.91x = 67,576.88 × 13,457.41
  4. Step 4: Simplify right side
    45,044.91x = 909,409,645.38
  5. Step 5: Solve for x
    x = 909,409,645.38/45,044.91
  6. Step 6: Final answer
    x = 20,188.95

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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.