Home / 44,475.58-66,716.82-12,886.09

Finding the Fourth Proportional to 44,475.58, 66,716.82 and 12,886.09

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Solution

The fourth proportional to 44,475.58, 66,716.82 and 12,886.09 is: 19,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,475.58 : 66,716.82 = 12,886.09 : x
  2. Step 2: Convert to fraction form
    44,475.58/66,716.82 = 12,886.09/x
  3. Step 3: Cross multiply
    44,475.58x = 66,716.82 × 12,886.09
  4. Step 4: Simplify right side
    44,475.58x = 859,718,947.03
  5. Step 5: Solve for x
    x = 859,718,947.03/44,475.58
  6. Step 6: Final answer
    x = 19,330.13

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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.