Home / 51,710.36-71,358.03-31,600.89

Finding the Fourth Proportional to 51,710.36, 71,358.03 and 31,600.89

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Solution

The fourth proportional to 51,710.36, 71,358.03 and 31,600.89 is: 43,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,710.36 : 71,358.03 = 31,600.89 : x
  2. Step 2: Convert to fraction form
    51,710.36/71,358.03 = 31,600.89/x
  3. Step 3: Cross multiply
    51,710.36x = 71,358.03 × 31,600.89
  4. Step 4: Simplify right side
    51,710.36x = 2,254,977,256.65
  5. Step 5: Solve for x
    x = 2,254,977,256.65/51,710.36
  6. Step 6: Final answer
    x = 43,607.85

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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.