Home / 18,256.06-27,384.14-5,108.55

Finding the Fourth Proportional to 18,256.06, 27,384.14 and 5,108.55

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Solution

The fourth proportional to 18,256.06, 27,384.14 and 5,108.55 is: 7,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.06 : 27,384.14 = 5,108.55 : x
  2. Step 2: Convert to fraction form
    18,256.06/27,384.14 = 5,108.55/x
  3. Step 3: Cross multiply
    18,256.06x = 27,384.14 × 5,108.55
  4. Step 4: Simplify right side
    18,256.06x = 139,893,248.40
  5. Step 5: Solve for x
    x = 139,893,248.40/18,256.06
  6. Step 6: Final answer
    x = 7,662.84

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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.