Home / 17,925.21-26,895.38-9,603

Finding the Fourth Proportional to 17,925.21, 26,895.38 and 9,603

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Solution

The fourth proportional to 17,925.21, 26,895.38 and 9,603 is: 14,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.21 : 26,895.38 = 9,603 : x
  2. Step 2: Convert to fraction form
    17,925.21/26,895.38 = 9,603/x
  3. Step 3: Cross multiply
    17,925.21x = 26,895.38 × 9,603
  4. Step 4: Simplify right side
    17,925.21x = 258,276,286.13
  5. Step 5: Solve for x
    x = 258,276,286.13/17,925.21
  6. Step 6: Final answer
    x = 14,408.55

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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.