Home / 27,911.10-41,830.98-13,087.32

Finding the Fourth Proportional to 27,911.10, 41,830.98 and 13,087.32

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Solution

The fourth proportional to 27,911.10, 41,830.98 and 13,087.32 is: 19,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.10 : 41,830.98 = 13,087.32 : x
  2. Step 2: Convert to fraction form
    27,911.10/41,830.98 = 13,087.32/x
  3. Step 3: Cross multiply
    27,911.10x = 41,830.98 × 13,087.32
  4. Step 4: Simplify right side
    27,911.10x = 547,455,421.17
  5. Step 5: Solve for x
    x = 547,455,421.17/27,911.10
  6. Step 6: Final answer
    x = 19,614.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.