Home / 14,651.44-21,988.71-7,535.40

Finding the Fourth Proportional to 14,651.44, 21,988.71 and 7,535.40

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Solution

The fourth proportional to 14,651.44, 21,988.71 and 7,535.40 is: 11,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651.44 : 21,988.71 = 7,535.40 : x
  2. Step 2: Convert to fraction form
    14,651.44/21,988.71 = 7,535.40/x
  3. Step 3: Cross multiply
    14,651.44x = 21,988.71 × 7,535.40
  4. Step 4: Simplify right side
    14,651.44x = 165,693,725.33
  5. Step 5: Solve for x
    x = 165,693,725.33/14,651.44
  6. Step 6: Final answer
    x = 11,309.04

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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.