Home / 51,467.45-71,008.89-28,802.84

Finding the Fourth Proportional to 51,467.45, 71,008.89 and 28,802.84

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Solution

The fourth proportional to 51,467.45, 71,008.89 and 28,802.84 is: 39,738.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,467.45 : 71,008.89 = 28,802.84 : x
  2. Step 2: Convert to fraction form
    51,467.45/71,008.89 = 28,802.84/x
  3. Step 3: Cross multiply
    51,467.45x = 71,008.89 × 28,802.84
  4. Step 4: Simplify right side
    51,467.45x = 2,045,257,805.26
  5. Step 5: Solve for x
    x = 2,045,257,805.26/51,467.45
  6. Step 6: Final answer
    x = 39,738.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.