Home / 34,134.28-51,201-13,357.60

Finding the Fourth Proportional to 34,134.28, 51,201 and 13,357.60

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Solution

The fourth proportional to 34,134.28, 51,201 and 13,357.60 is: 20,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.28 : 51,201 = 13,357.60 : x
  2. Step 2: Convert to fraction form
    34,134.28/51,201 = 13,357.60/x
  3. Step 3: Cross multiply
    34,134.28x = 51,201 × 13,357.60
  4. Step 4: Simplify right side
    34,134.28x = 683,922,477.60
  5. Step 5: Solve for x
    x = 683,922,477.60/34,134.28
  6. Step 6: Final answer
    x = 20,036.24

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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.