Home / 11,039.70-16,559.55-10,602.30

Finding the Fourth Proportional to 11,039.70, 16,559.55 and 10,602.30

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Solution

The fourth proportional to 11,039.70, 16,559.55 and 10,602.30 is: 15,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.70 : 16,559.55 = 10,602.30 : x
  2. Step 2: Convert to fraction form
    11,039.70/16,559.55 = 10,602.30/x
  3. Step 3: Cross multiply
    11,039.70x = 16,559.55 × 10,602.30
  4. Step 4: Simplify right side
    11,039.70x = 175,569,316.97
  5. Step 5: Solve for x
    x = 175,569,316.97/11,039.70
  6. Step 6: Final answer
    x = 15,903.45

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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.