Home / 18,256.59-27,384.93-5,108.94

Finding the Fourth Proportional to 18,256.59, 27,384.93 and 5,108.94

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Solution

The fourth proportional to 18,256.59, 27,384.93 and 5,108.94 is: 7,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.59 : 27,384.93 = 5,108.94 : x
  2. Step 2: Convert to fraction form
    18,256.59/27,384.93 = 5,108.94/x
  3. Step 3: Cross multiply
    18,256.59x = 27,384.93 × 5,108.94
  4. Step 4: Simplify right side
    18,256.59x = 139,907,964.27
  5. Step 5: Solve for x
    x = 139,907,964.27/18,256.59
  6. Step 6: Final answer
    x = 7,663.42

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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.