Home / 25,453.68-38,166.03-10,456.53

Finding the Fourth Proportional to 25,453.68, 38,166.03 and 10,456.53

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Solution

The fourth proportional to 25,453.68, 38,166.03 and 10,456.53 is: 15,678.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.68 : 38,166.03 = 10,456.53 : x
  2. Step 2: Convert to fraction form
    25,453.68/38,166.03 = 10,456.53/x
  3. Step 3: Cross multiply
    25,453.68x = 38,166.03 × 10,456.53
  4. Step 4: Simplify right side
    25,453.68x = 399,084,237.68
  5. Step 5: Solve for x
    x = 399,084,237.68/25,453.68
  6. Step 6: Final answer
    x = 15,678.84

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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.