Home / 26,932.50-40,365-14,421.51

Finding the Fourth Proportional to 26,932.50, 40,365 and 14,421.51

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Solution

The fourth proportional to 26,932.50, 40,365 and 14,421.51 is: 21,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,932.50 : 40,365 = 14,421.51 : x
  2. Step 2: Convert to fraction form
    26,932.50/40,365 = 14,421.51/x
  3. Step 3: Cross multiply
    26,932.50x = 40,365 × 14,421.51
  4. Step 4: Simplify right side
    26,932.50x = 582,124,251.15
  5. Step 5: Solve for x
    x = 582,124,251.15/26,932.50
  6. Step 6: Final answer
    x = 21,614.19

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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.