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Finding the Fourth Proportional to 23,908.80, 32,980.68 and 14,346.22

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Solution

The fourth proportional to 23,908.80, 32,980.68 and 14,346.22 is: 19,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,908.80 : 32,980.68 = 14,346.22 : x
  2. Step 2: Convert to fraction form
    23,908.80/32,980.68 = 14,346.22/x
  3. Step 3: Cross multiply
    23,908.80x = 32,980.68 × 14,346.22
  4. Step 4: Simplify right side
    23,908.80x = 473,148,091.03
  5. Step 5: Solve for x
    x = 473,148,091.03/23,908.80
  6. Step 6: Final answer
    x = 19,789.70

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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.