Home / 16,813.02-23,204.74-12,826.61

Finding the Fourth Proportional to 16,813.02, 23,204.74 and 12,826.61

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Solution

The fourth proportional to 16,813.02, 23,204.74 and 12,826.61 is: 17,702.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.02 : 23,204.74 = 12,826.61 : x
  2. Step 2: Convert to fraction form
    16,813.02/23,204.74 = 12,826.61/x
  3. Step 3: Cross multiply
    16,813.02x = 23,204.74 × 12,826.61
  4. Step 4: Simplify right side
    16,813.02x = 297,638,150.13
  5. Step 5: Solve for x
    x = 297,638,150.13/16,813.02
  6. Step 6: Final answer
    x = 17,702.84

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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.