Home / 25,469.21-35,151.71-14,142.33

Finding the Fourth Proportional to 25,469.21, 35,151.71 and 14,142.33

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Solution

The fourth proportional to 25,469.21, 35,151.71 and 14,142.33 is: 19,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.21 : 35,151.71 = 14,142.33 : x
  2. Step 2: Convert to fraction form
    25,469.21/35,151.71 = 14,142.33/x
  3. Step 3: Cross multiply
    25,469.21x = 35,151.71 × 14,142.33
  4. Step 4: Simplify right side
    25,469.21x = 497,127,012.17
  5. Step 5: Solve for x
    x = 497,127,012.17/25,469.21
  6. Step 6: Final answer
    x = 19,518.74

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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.