Home / 10,337.80-15,506.70-9,997.60

Finding the Fourth Proportional to 10,337.80, 15,506.70 and 9,997.60

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Solution

The fourth proportional to 10,337.80, 15,506.70 and 9,997.60 is: 14,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.80 : 15,506.70 = 9,997.60 : x
  2. Step 2: Convert to fraction form
    10,337.80/15,506.70 = 9,997.60/x
  3. Step 3: Cross multiply
    10,337.80x = 15,506.70 × 9,997.60
  4. Step 4: Simplify right side
    10,337.80x = 155,029,783.92
  5. Step 5: Solve for x
    x = 155,029,783.92/10,337.80
  6. Step 6: Final answer
    x = 14,996.40

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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.