Home / 11,156.32-16,730.52-8,026.90

Finding the Fourth Proportional to 11,156.32, 16,730.52 and 8,026.90

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Solution

The fourth proportional to 11,156.32, 16,730.52 and 8,026.90 is: 12,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.32 : 16,730.52 = 8,026.90 : x
  2. Step 2: Convert to fraction form
    11,156.32/16,730.52 = 8,026.90/x
  3. Step 3: Cross multiply
    11,156.32x = 16,730.52 × 8,026.90
  4. Step 4: Simplify right side
    11,156.32x = 134,294,210.99
  5. Step 5: Solve for x
    x = 134,294,210.99/11,156.32
  6. Step 6: Final answer
    x = 12,037.50

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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.