Home / 25,614.96-35,349.72-15,003.12

Finding the Fourth Proportional to 25,614.96, 35,349.72 and 15,003.12

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Solution

The fourth proportional to 25,614.96, 35,349.72 and 15,003.12 is: 20,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.96 : 35,349.72 = 15,003.12 : x
  2. Step 2: Convert to fraction form
    25,614.96/35,349.72 = 15,003.12/x
  3. Step 3: Cross multiply
    25,614.96x = 35,349.72 × 15,003.12
  4. Step 4: Simplify right side
    25,614.96x = 530,356,091.13
  5. Step 5: Solve for x
    x = 530,356,091.13/25,614.96
  6. Step 6: Final answer
    x = 20,704.94

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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.