Home / 14,677.56-20,254.50-7,963.08

Finding the Fourth Proportional to 14,677.56, 20,254.50 and 7,963.08

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Solution

The fourth proportional to 14,677.56, 20,254.50 and 7,963.08 is: 10,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.56 : 20,254.50 = 7,963.08 : x
  2. Step 2: Convert to fraction form
    14,677.56/20,254.50 = 7,963.08/x
  3. Step 3: Cross multiply
    14,677.56x = 20,254.50 × 7,963.08
  4. Step 4: Simplify right side
    14,677.56x = 161,288,203.86
  5. Step 5: Solve for x
    x = 161,288,203.86/14,677.56
  6. Step 6: Final answer
    x = 10,988.76

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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.