Home / 25,712.07-38,567.57-11,861.07

Finding the Fourth Proportional to 25,712.07, 38,567.57 and 11,861.07

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Solution

The fourth proportional to 25,712.07, 38,567.57 and 11,861.07 is: 17,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,712.07 : 38,567.57 = 11,861.07 : x
  2. Step 2: Convert to fraction form
    25,712.07/38,567.57 = 11,861.07/x
  3. Step 3: Cross multiply
    25,712.07x = 38,567.57 × 11,861.07
  4. Step 4: Simplify right side
    25,712.07x = 457,452,588.19
  5. Step 5: Solve for x
    x = 457,452,588.19/25,712.07
  6. Step 6: Final answer
    x = 17,791.36

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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.