Home / 18,088.88-27,133.13-4,941.25

Finding the Fourth Proportional to 18,088.88, 27,133.13 and 4,941.25

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Solution

The fourth proportional to 18,088.88, 27,133.13 and 4,941.25 is: 7,411.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.88 : 27,133.13 = 4,941.25 : x
  2. Step 2: Convert to fraction form
    18,088.88/27,133.13 = 4,941.25/x
  3. Step 3: Cross multiply
    18,088.88x = 27,133.13 × 4,941.25
  4. Step 4: Simplify right side
    18,088.88x = 134,071,523.13
  5. Step 5: Solve for x
    x = 134,071,523.13/18,088.88
  6. Step 6: Final answer
    x = 7,411.82

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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.