Home / 11,070.89-16,582.92-8,953.43

Finding the Fourth Proportional to 11,070.89, 16,582.92 and 8,953.43

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Solution

The fourth proportional to 11,070.89, 16,582.92 and 8,953.43 is: 13,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.89 : 16,582.92 = 8,953.43 : x
  2. Step 2: Convert to fraction form
    11,070.89/16,582.92 = 8,953.43/x
  3. Step 3: Cross multiply
    11,070.89x = 16,582.92 × 8,953.43
  4. Step 4: Simplify right side
    11,070.89x = 148,473,930.50
  5. Step 5: Solve for x
    x = 148,473,930.50/11,070.89
  6. Step 6: Final answer
    x = 13,411.21

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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.