Home / 51,004.34-70,388.10-28,343.24

Finding the Fourth Proportional to 51,004.34, 70,388.10 and 28,343.24

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Solution

The fourth proportional to 51,004.34, 70,388.10 and 28,343.24 is: 39,114.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,004.34 : 70,388.10 = 28,343.24 : x
  2. Step 2: Convert to fraction form
    51,004.34/70,388.10 = 28,343.24/x
  3. Step 3: Cross multiply
    51,004.34x = 70,388.10 × 28,343.24
  4. Step 4: Simplify right side
    51,004.34x = 1,995,026,811.44
  5. Step 5: Solve for x
    x = 1,995,026,811.44/51,004.34
  6. Step 6: Final answer
    x = 39,114.84

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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.