Home / 14,582.70-20,117.25-8,610.39

Finding the Fourth Proportional to 14,582.70, 20,117.25 and 8,610.39

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Solution

The fourth proportional to 14,582.70, 20,117.25 and 8,610.39 is: 11,878.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.70 : 20,117.25 = 8,610.39 : x
  2. Step 2: Convert to fraction form
    14,582.70/20,117.25 = 8,610.39/x
  3. Step 3: Cross multiply
    14,582.70x = 20,117.25 × 8,610.39
  4. Step 4: Simplify right side
    14,582.70x = 173,217,368.23
  5. Step 5: Solve for x
    x = 173,217,368.23/14,582.70
  6. Step 6: Final answer
    x = 11,878.28

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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.