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Finding the Fourth Proportional to 23,645.76, 35,480.76 and 14,308.08

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Solution

The fourth proportional to 23,645.76, 35,480.76 and 14,308.08 is: 21,469.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.76 : 35,480.76 = 14,308.08 : x
  2. Step 2: Convert to fraction form
    23,645.76/35,480.76 = 14,308.08/x
  3. Step 3: Cross multiply
    23,645.76x = 35,480.76 × 14,308.08
  4. Step 4: Simplify right side
    23,645.76x = 507,661,552.54
  5. Step 5: Solve for x
    x = 507,661,552.54/23,645.76
  6. Step 6: Final answer
    x = 21,469.45

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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.