Home / 25,379.33-38,058.30-7,603.56

Finding the Fourth Proportional to 25,379.33, 38,058.30 and 7,603.56

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Solution

The fourth proportional to 25,379.33, 38,058.30 and 7,603.56 is: 11,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,379.33 : 38,058.30 = 7,603.56 : x
  2. Step 2: Convert to fraction form
    25,379.33/38,058.30 = 7,603.56/x
  3. Step 3: Cross multiply
    25,379.33x = 38,058.30 × 7,603.56
  4. Step 4: Simplify right side
    25,379.33x = 289,378,567.55
  5. Step 5: Solve for x
    x = 289,378,567.55/25,379.33
  6. Step 6: Final answer
    x = 11,402.14

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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.