Home / 14,488.56-19,991.52-8,522.16

Finding the Fourth Proportional to 14,488.56, 19,991.52 and 8,522.16

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Solution

The fourth proportional to 14,488.56, 19,991.52 and 8,522.16 is: 11,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.56 : 19,991.52 = 8,522.16 : x
  2. Step 2: Convert to fraction form
    14,488.56/19,991.52 = 8,522.16/x
  3. Step 3: Cross multiply
    14,488.56x = 19,991.52 × 8,522.16
  4. Step 4: Simplify right side
    14,488.56x = 170,370,932.08
  5. Step 5: Solve for x
    x = 170,370,932.08/14,488.56
  6. Step 6: Final answer
    x = 11,759.00

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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.