Home / 14,827.50-20,463.30-8,541.18

Finding the Fourth Proportional to 14,827.50, 20,463.30 and 8,541.18

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Solution

The fourth proportional to 14,827.50, 20,463.30 and 8,541.18 is: 11,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,827.50 : 20,463.30 = 8,541.18 : x
  2. Step 2: Convert to fraction form
    14,827.50/20,463.30 = 8,541.18/x
  3. Step 3: Cross multiply
    14,827.50x = 20,463.30 × 8,541.18
  4. Step 4: Simplify right side
    14,827.50x = 174,780,728.69
  5. Step 5: Solve for x
    x = 174,780,728.69/14,827.50
  6. Step 6: Final answer
    x = 11,787.61

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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.