Home / 11,039.60-16,559.40-10,041.20

Finding the Fourth Proportional to 11,039.60, 16,559.40 and 10,041.20

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Solution

The fourth proportional to 11,039.60, 16,559.40 and 10,041.20 is: 15,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.60 : 16,559.40 = 10,041.20 : x
  2. Step 2: Convert to fraction form
    11,039.60/16,559.40 = 10,041.20/x
  3. Step 3: Cross multiply
    11,039.60x = 16,559.40 × 10,041.20
  4. Step 4: Simplify right side
    11,039.60x = 166,276,247.28
  5. Step 5: Solve for x
    x = 166,276,247.28/11,039.60
  6. Step 6: Final answer
    x = 15,061.80

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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.