Home / 45,461.22-67,952.46-39,490.80

Finding the Fourth Proportional to 45,461.22, 67,952.46 and 39,490.80

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Solution

The fourth proportional to 45,461.22, 67,952.46 and 39,490.80 is: 59,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,461.22 : 67,952.46 = 39,490.80 : x
  2. Step 2: Convert to fraction form
    45,461.22/67,952.46 = 39,490.80/x
  3. Step 3: Cross multiply
    45,461.22x = 67,952.46 × 39,490.80
  4. Step 4: Simplify right side
    45,461.22x = 2,683,497,007.37
  5. Step 5: Solve for x
    x = 2,683,497,007.37/45,461.22
  6. Step 6: Final answer
    x = 59,028.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.