Home / 51,658.33-77,457.37-20,031.44

Finding the Fourth Proportional to 51,658.33, 77,457.37 and 20,031.44

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Solution

The fourth proportional to 51,658.33, 77,457.37 and 20,031.44 is: 30,035.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,658.33 : 77,457.37 = 20,031.44 : x
  2. Step 2: Convert to fraction form
    51,658.33/77,457.37 = 20,031.44/x
  3. Step 3: Cross multiply
    51,658.33x = 77,457.37 × 20,031.44
  4. Step 4: Simplify right side
    51,658.33x = 1,551,582,659.71
  5. Step 5: Solve for x
    x = 1,551,582,659.71/51,658.33
  6. Step 6: Final answer
    x = 30,035.48

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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.