Home / 34,457.47-51,696.56-28,507.48

Finding the Fourth Proportional to 34,457.47, 51,696.56 and 28,507.48

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Solution

The fourth proportional to 34,457.47, 51,696.56 and 28,507.48 is: 42,769.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,457.47 : 51,696.56 = 28,507.48 : x
  2. Step 2: Convert to fraction form
    34,457.47/51,696.56 = 28,507.48/x
  3. Step 3: Cross multiply
    34,457.47x = 51,696.56 × 28,507.48
  4. Step 4: Simplify right side
    34,457.47x = 1,473,738,592.30
  5. Step 5: Solve for x
    x = 1,473,738,592.30/34,457.47
  6. Step 6: Final answer
    x = 42,769.79

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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.