Home / 51,048.06-76,494.12-21,449.71

Finding the Fourth Proportional to 51,048.06, 76,494.12 and 21,449.71

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Solution

The fourth proportional to 51,048.06, 76,494.12 and 21,449.71 is: 32,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,048.06 : 76,494.12 = 21,449.71 : x
  2. Step 2: Convert to fraction form
    51,048.06/76,494.12 = 21,449.71/x
  3. Step 3: Cross multiply
    51,048.06x = 76,494.12 × 21,449.71
  4. Step 4: Simplify right side
    51,048.06x = 1,640,776,690.71
  5. Step 5: Solve for x
    x = 1,640,776,690.71/51,048.06
  6. Step 6: Final answer
    x = 32,141.80

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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.