Home / 14,913.42-20,581.11-8,541.06

Finding the Fourth Proportional to 14,913.42, 20,581.11 and 8,541.06

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Solution

The fourth proportional to 14,913.42, 20,581.11 and 8,541.06 is: 11,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.42 : 20,581.11 = 8,541.06 : x
  2. Step 2: Convert to fraction form
    14,913.42/20,581.11 = 8,541.06/x
  3. Step 3: Cross multiply
    14,913.42x = 20,581.11 × 8,541.06
  4. Step 4: Simplify right side
    14,913.42x = 175,784,495.38
  5. Step 5: Solve for x
    x = 175,784,495.38/14,913.42
  6. Step 6: Final answer
    x = 11,787.00

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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.