Home / 27,036.61-40,554.88-19,687.83

Finding the Fourth Proportional to 27,036.61, 40,554.88 and 19,687.83

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Solution

The fourth proportional to 27,036.61, 40,554.88 and 19,687.83 is: 29,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.61 : 40,554.88 = 19,687.83 : x
  2. Step 2: Convert to fraction form
    27,036.61/40,554.88 = 19,687.83/x
  3. Step 3: Cross multiply
    27,036.61x = 40,554.88 × 19,687.83
  4. Step 4: Simplify right side
    27,036.61x = 798,437,583.11
  5. Step 5: Solve for x
    x = 798,437,583.11/27,036.61
  6. Step 6: Final answer
    x = 29,531.72

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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.