Home / 14,938.64-20,615.59-8,566.27

Finding the Fourth Proportional to 14,938.64, 20,615.59 and 8,566.27

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Solution

The fourth proportional to 14,938.64, 20,615.59 and 8,566.27 is: 11,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.64 : 20,615.59 = 8,566.27 : x
  2. Step 2: Convert to fraction form
    14,938.64/20,615.59 = 8,566.27/x
  3. Step 3: Cross multiply
    14,938.64x = 20,615.59 × 8,566.27
  4. Step 4: Simplify right side
    14,938.64x = 176,598,710.15
  5. Step 5: Solve for x
    x = 176,598,710.15/14,938.64
  6. Step 6: Final answer
    x = 11,821.61

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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.