Home / 26,722.49-36,877.10-14,786.64

Finding the Fourth Proportional to 26,722.49, 36,877.10 and 14,786.64

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Solution

The fourth proportional to 26,722.49, 36,877.10 and 14,786.64 is: 20,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.49 : 36,877.10 = 14,786.64 : x
  2. Step 2: Convert to fraction form
    26,722.49/36,877.10 = 14,786.64/x
  3. Step 3: Cross multiply
    26,722.49x = 36,877.10 × 14,786.64
  4. Step 4: Simplify right side
    26,722.49x = 545,288,328.01
  5. Step 5: Solve for x
    x = 545,288,328.01/26,722.49
  6. Step 6: Final answer
    x = 20,405.60

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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.