Home / 34,101.81-51,152.61-15,359.91

Finding the Fourth Proportional to 34,101.81, 51,152.61 and 15,359.91

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Solution

The fourth proportional to 34,101.81, 51,152.61 and 15,359.91 is: 23,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,101.81 : 51,152.61 = 15,359.91 : x
  2. Step 2: Convert to fraction form
    34,101.81/51,152.61 = 15,359.91/x
  3. Step 3: Cross multiply
    34,101.81x = 51,152.61 × 15,359.91
  4. Step 4: Simplify right side
    34,101.81x = 785,699,485.87
  5. Step 5: Solve for x
    x = 785,699,485.87/34,101.81
  6. Step 6: Final answer
    x = 23,039.82

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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.