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Finding the Fourth Proportional to 26,662.79, 36,794.65 and 14,726.13

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Solution

The fourth proportional to 26,662.79, 36,794.65 and 14,726.13 is: 20,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.79 : 36,794.65 = 14,726.13 : x
  2. Step 2: Convert to fraction form
    26,662.79/36,794.65 = 14,726.13/x
  3. Step 3: Cross multiply
    26,662.79x = 36,794.65 × 14,726.13
  4. Step 4: Simplify right side
    26,662.79x = 541,842,799.20
  5. Step 5: Solve for x
    x = 541,842,799.20/26,662.79
  6. Step 6: Final answer
    x = 20,322.06

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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.