Home / 14,757.07-20,364.23-8,042.56

Finding the Fourth Proportional to 14,757.07, 20,364.23 and 8,042.56

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Solution

The fourth proportional to 14,757.07, 20,364.23 and 8,042.56 is: 11,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.07 : 20,364.23 = 8,042.56 : x
  2. Step 2: Convert to fraction form
    14,757.07/20,364.23 = 8,042.56/x
  3. Step 3: Cross multiply
    14,757.07x = 20,364.23 × 8,042.56
  4. Step 4: Simplify right side
    14,757.07x = 163,780,541.63
  5. Step 5: Solve for x
    x = 163,780,541.63/14,757.07
  6. Step 6: Final answer
    x = 11,098.45

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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.