Home / 14,012.66-19,337.45-7,725.03

Finding the Fourth Proportional to 14,012.66, 19,337.45 and 7,725.03

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Solution

The fourth proportional to 14,012.66, 19,337.45 and 7,725.03 is: 10,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.66 : 19,337.45 = 7,725.03 : x
  2. Step 2: Convert to fraction form
    14,012.66/19,337.45 = 7,725.03/x
  3. Step 3: Cross multiply
    14,012.66x = 19,337.45 × 7,725.03
  4. Step 4: Simplify right side
    14,012.66x = 149,382,342.75
  5. Step 5: Solve for x
    x = 149,382,342.75/14,012.66
  6. Step 6: Final answer
    x = 10,660.53

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Half scale
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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.