Home / 56,246.70-84,382.20-16,807.80

Finding the Fourth Proportional to 56,246.70, 84,382.20 and 16,807.80

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Solution

The fourth proportional to 56,246.70, 84,382.20 and 16,807.80 is: 25,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,246.70 : 84,382.20 = 16,807.80 : x
  2. Step 2: Convert to fraction form
    56,246.70/84,382.20 = 16,807.80/x
  3. Step 3: Cross multiply
    56,246.70x = 84,382.20 × 16,807.80
  4. Step 4: Simplify right side
    56,246.70x = 1,418,279,141.16
  5. Step 5: Solve for x
    x = 1,418,279,141.16/56,246.70
  6. Step 6: Final answer
    x = 25,215.33

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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.