Home / 25,407.22-35,085-16,469.68

Finding the Fourth Proportional to 25,407.22, 35,085 and 16,469.68

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Solution

The fourth proportional to 25,407.22, 35,085 and 16,469.68 is: 22,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.22 : 35,085 = 16,469.68 : x
  2. Step 2: Convert to fraction form
    25,407.22/35,085 = 16,469.68/x
  3. Step 3: Cross multiply
    25,407.22x = 35,085 × 16,469.68
  4. Step 4: Simplify right side
    25,407.22x = 577,838,722.80
  5. Step 5: Solve for x
    x = 577,838,722.80/25,407.22
  6. Step 6: Final answer
    x = 22,743.09

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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.