Home / 18,064.96-27,095.28-4,918.36

Finding the Fourth Proportional to 18,064.96, 27,095.28 and 4,918.36

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Solution

The fourth proportional to 18,064.96, 27,095.28 and 4,918.36 is: 7,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.96 : 27,095.28 = 4,918.36 : x
  2. Step 2: Convert to fraction form
    18,064.96/27,095.28 = 4,918.36/x
  3. Step 3: Cross multiply
    18,064.96x = 27,095.28 × 4,918.36
  4. Step 4: Simplify right side
    18,064.96x = 133,264,341.34
  5. Step 5: Solve for x
    x = 133,264,341.34/18,064.96
  6. Step 6: Final answer
    x = 7,376.95

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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.