Home / 26,869.80-40,315.72-14,216.26

Finding the Fourth Proportional to 26,869.80, 40,315.72 and 14,216.26

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Solution

The fourth proportional to 26,869.80, 40,315.72 and 14,216.26 is: 21,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.80 : 40,315.72 = 14,216.26 : x
  2. Step 2: Convert to fraction form
    26,869.80/40,315.72 = 14,216.26/x
  3. Step 3: Cross multiply
    26,869.80x = 40,315.72 × 14,216.26
  4. Step 4: Simplify right side
    26,869.80x = 573,138,757.61
  5. Step 5: Solve for x
    x = 573,138,757.61/26,869.80
  6. Step 6: Final answer
    x = 21,330.22

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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.