Home / 26,221.49-36,185.72-14,284.91

Finding the Fourth Proportional to 26,221.49, 36,185.72 and 14,284.91

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Solution

The fourth proportional to 26,221.49, 36,185.72 and 14,284.91 is: 19,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,221.49 : 36,185.72 = 14,284.91 : x
  2. Step 2: Convert to fraction form
    26,221.49/36,185.72 = 14,284.91/x
  3. Step 3: Cross multiply
    26,221.49x = 36,185.72 × 14,284.91
  4. Step 4: Simplify right side
    26,221.49x = 516,909,753.49
  5. Step 5: Solve for x
    x = 516,909,753.49/26,221.49
  6. Step 6: Final answer
    x = 19,713.21

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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.