Home / 14,874.99-20,527.47-8,160.66

Finding the Fourth Proportional to 14,874.99, 20,527.47 and 8,160.66

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Solution

The fourth proportional to 14,874.99, 20,527.47 and 8,160.66 is: 11,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.99 : 20,527.47 = 8,160.66 : x
  2. Step 2: Convert to fraction form
    14,874.99/20,527.47 = 8,160.66/x
  3. Step 3: Cross multiply
    14,874.99x = 20,527.47 × 8,160.66
  4. Step 4: Simplify right side
    14,874.99x = 167,517,703.33
  5. Step 5: Solve for x
    x = 167,517,703.33/14,874.99
  6. Step 6: Final answer
    x = 11,261.70

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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.