Home / 16,856.16-25,289.64-9,834.72

Finding the Fourth Proportional to 16,856.16, 25,289.64 and 9,834.72

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Solution

The fourth proportional to 16,856.16, 25,289.64 and 9,834.72 is: 14,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.16 : 25,289.64 = 9,834.72 : x
  2. Step 2: Convert to fraction form
    16,856.16/25,289.64 = 9,834.72/x
  3. Step 3: Cross multiply
    16,856.16x = 25,289.64 × 9,834.72
  4. Step 4: Simplify right side
    16,856.16x = 248,716,528.30
  5. Step 5: Solve for x
    x = 248,716,528.30/16,856.16
  6. Step 6: Final answer
    x = 14,755.23

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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.