Home / 13,036.88-19,554.36-4,151.88

Finding the Fourth Proportional to 13,036.88, 19,554.36 and 4,151.88

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Solution

The fourth proportional to 13,036.88, 19,554.36 and 4,151.88 is: 6,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.88 : 19,554.36 = 4,151.88 : x
  2. Step 2: Convert to fraction form
    13,036.88/19,554.36 = 4,151.88/x
  3. Step 3: Cross multiply
    13,036.88x = 19,554.36 × 4,151.88
  4. Step 4: Simplify right side
    13,036.88x = 81,187,356.20
  5. Step 5: Solve for x
    x = 81,187,356.20/13,036.88
  6. Step 6: Final answer
    x = 6,227.51

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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.