Home / 14,826.78-20,458.98-8,537.94

Finding the Fourth Proportional to 14,826.78, 20,458.98 and 8,537.94

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Solution

The fourth proportional to 14,826.78, 20,458.98 and 8,537.94 is: 11,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,826.78 : 20,458.98 = 8,537.94 : x
  2. Step 2: Convert to fraction form
    14,826.78/20,458.98 = 8,537.94/x
  3. Step 3: Cross multiply
    14,826.78x = 20,458.98 × 8,537.94
  4. Step 4: Simplify right side
    14,826.78x = 174,677,543.70
  5. Step 5: Solve for x
    x = 174,677,543.70/14,826.78
  6. Step 6: Final answer
    x = 11,781.22

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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.