Home / 16,856.40-25,272.36-8,953.68

Finding the Fourth Proportional to 16,856.40, 25,272.36 and 8,953.68

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Solution

The fourth proportional to 16,856.40, 25,272.36 and 8,953.68 is: 13,424.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.40 : 25,272.36 = 8,953.68 : x
  2. Step 2: Convert to fraction form
    16,856.40/25,272.36 = 8,953.68/x
  3. Step 3: Cross multiply
    16,856.40x = 25,272.36 × 8,953.68
  4. Step 4: Simplify right side
    16,856.40x = 226,280,624.28
  5. Step 5: Solve for x
    x = 226,280,624.28/16,856.40
  6. Step 6: Final answer
    x = 13,424.02

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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.