Home / 15,901.70-23,852.55-9,996.80

Finding the Fourth Proportional to 15,901.70, 23,852.55 and 9,996.80

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Solution

The fourth proportional to 15,901.70, 23,852.55 and 9,996.80 is: 14,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,901.70 : 23,852.55 = 9,996.80 : x
  2. Step 2: Convert to fraction form
    15,901.70/23,852.55 = 9,996.80/x
  3. Step 3: Cross multiply
    15,901.70x = 23,852.55 × 9,996.80
  4. Step 4: Simplify right side
    15,901.70x = 238,449,171.84
  5. Step 5: Solve for x
    x = 238,449,171.84/15,901.70
  6. Step 6: Final answer
    x = 14,995.20

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.