Home / 14,283.18-19,710.78-7,995.56

Finding the Fourth Proportional to 14,283.18, 19,710.78 and 7,995.56

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Solution

The fourth proportional to 14,283.18, 19,710.78 and 7,995.56 is: 11,033.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283.18 : 19,710.78 = 7,995.56 : x
  2. Step 2: Convert to fraction form
    14,283.18/19,710.78 = 7,995.56/x
  3. Step 3: Cross multiply
    14,283.18x = 19,710.78 × 7,995.56
  4. Step 4: Simplify right side
    14,283.18x = 157,598,625.58
  5. Step 5: Solve for x
    x = 157,598,625.58/14,283.18
  6. Step 6: Final answer
    x = 11,033.86

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Double scale
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Similar ratio
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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.