Home / 16,681.20-25,002.36-9,741.12

Finding the Fourth Proportional to 16,681.20, 25,002.36 and 9,741.12

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Solution

The fourth proportional to 16,681.20, 25,002.36 and 9,741.12 is: 14,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.20 : 25,002.36 = 9,741.12 : x
  2. Step 2: Convert to fraction form
    16,681.20/25,002.36 = 9,741.12/x
  3. Step 3: Cross multiply
    16,681.20x = 25,002.36 × 9,741.12
  4. Step 4: Simplify right side
    16,681.20x = 243,550,989.04
  5. Step 5: Solve for x
    x = 243,550,989.04/16,681.20
  6. Step 6: Final answer
    x = 14,600.33

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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.