Home / 25,469.40-35,149.99-14,141.08

Finding the Fourth Proportional to 25,469.40, 35,149.99 and 14,141.08

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Solution

The fourth proportional to 25,469.40, 35,149.99 and 14,141.08 is: 19,515.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.40 : 35,149.99 = 14,141.08 : x
  2. Step 2: Convert to fraction form
    25,469.40/35,149.99 = 14,141.08/x
  3. Step 3: Cross multiply
    25,469.40x = 35,149.99 × 14,141.08
  4. Step 4: Simplify right side
    25,469.40x = 497,058,835.80
  5. Step 5: Solve for x
    x = 497,058,835.80/25,469.40
  6. Step 6: Final answer
    x = 19,515.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.