Home / 34,338.48-51,491.84-15,617.76

Finding the Fourth Proportional to 34,338.48, 51,491.84 and 15,617.76

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Solution

The fourth proportional to 34,338.48, 51,491.84 and 15,617.76 is: 23,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,338.48 : 51,491.84 = 15,617.76 : x
  2. Step 2: Convert to fraction form
    34,338.48/51,491.84 = 15,617.76/x
  3. Step 3: Cross multiply
    34,338.48x = 51,491.84 × 15,617.76
  4. Step 4: Simplify right side
    34,338.48x = 804,187,199.08
  5. Step 5: Solve for x
    x = 804,187,199.08/34,338.48
  6. Step 6: Final answer
    x = 23,419.42

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1.5x scale

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.