Home / 16,905.99-25,359.57-5,812.59

Finding the Fourth Proportional to 16,905.99, 25,359.57 and 5,812.59

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Solution

The fourth proportional to 16,905.99, 25,359.57 and 5,812.59 is: 8,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.99 : 25,359.57 = 5,812.59 : x
  2. Step 2: Convert to fraction form
    16,905.99/25,359.57 = 5,812.59/x
  3. Step 3: Cross multiply
    16,905.99x = 25,359.57 × 5,812.59
  4. Step 4: Simplify right side
    16,905.99x = 147,404,782.99
  5. Step 5: Solve for x
    x = 147,404,782.99/16,905.99
  6. Step 6: Final answer
    x = 8,719.09

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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.