Home / 29,001.88-40,022.67-16,426.63

Finding the Fourth Proportional to 29,001.88, 40,022.67 and 16,426.63

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Solution

The fourth proportional to 29,001.88, 40,022.67 and 16,426.63 is: 22,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.88 : 40,022.67 = 16,426.63 : x
  2. Step 2: Convert to fraction form
    29,001.88/40,022.67 = 16,426.63/x
  3. Step 3: Cross multiply
    29,001.88x = 40,022.67 × 16,426.63
  4. Step 4: Simplify right side
    29,001.88x = 657,437,591.70
  5. Step 5: Solve for x
    x = 657,437,591.70/29,001.88
  6. Step 6: Final answer
    x = 22,668.79

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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.