Home / 14,527.72-20,059.50-11,165.20

Finding the Fourth Proportional to 14,527.72, 20,059.50 and 11,165.20

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Solution

The fourth proportional to 14,527.72, 20,059.50 and 11,165.20 is: 15,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,527.72 : 20,059.50 = 11,165.20 : x
  2. Step 2: Convert to fraction form
    14,527.72/20,059.50 = 11,165.20/x
  3. Step 3: Cross multiply
    14,527.72x = 20,059.50 × 11,165.20
  4. Step 4: Simplify right side
    14,527.72x = 223,968,329.40
  5. Step 5: Solve for x
    x = 223,968,329.40/14,527.72
  6. Step 6: Final answer
    x = 15,416.62

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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.