Home / 13,551.41-20,312.71-6,527.04

Finding the Fourth Proportional to 13,551.41, 20,312.71 and 6,527.04

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Solution

The fourth proportional to 13,551.41, 20,312.71 and 6,527.04 is: 9,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551.41 : 20,312.71 = 6,527.04 : x
  2. Step 2: Convert to fraction form
    13,551.41/20,312.71 = 6,527.04/x
  3. Step 3: Cross multiply
    13,551.41x = 20,312.71 × 6,527.04
  4. Step 4: Simplify right side
    13,551.41x = 132,581,854.36
  5. Step 5: Solve for x
    x = 132,581,854.36/13,551.41
  6. Step 6: Final answer
    x = 9,783.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.