Home / 45,036.16-67,554.25-11,755.94

Finding the Fourth Proportional to 45,036.16, 67,554.25 and 11,755.94

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Solution

The fourth proportional to 45,036.16, 67,554.25 and 11,755.94 is: 17,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.16 : 67,554.25 = 11,755.94 : x
  2. Step 2: Convert to fraction form
    45,036.16/67,554.25 = 11,755.94/x
  3. Step 3: Cross multiply
    45,036.16x = 67,554.25 × 11,755.94
  4. Step 4: Simplify right side
    45,036.16x = 794,163,342.58
  5. Step 5: Solve for x
    x = 794,163,342.58/45,036.16
  6. Step 6: Final answer
    x = 17,633.91

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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.