Home / 26,189.99-36,141.50-14,253.08

Finding the Fourth Proportional to 26,189.99, 36,141.50 and 14,253.08

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Solution

The fourth proportional to 26,189.99, 36,141.50 and 14,253.08 is: 19,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.99 : 36,141.50 = 14,253.08 : x
  2. Step 2: Convert to fraction form
    26,189.99/36,141.50 = 14,253.08/x
  3. Step 3: Cross multiply
    26,189.99x = 36,141.50 × 14,253.08
  4. Step 4: Simplify right side
    26,189.99x = 515,127,505.66
  5. Step 5: Solve for x
    x = 515,127,505.66/26,189.99
  6. Step 6: Final answer
    x = 19,668.87

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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.