Home / 13,527.23-20,291.45-5,204.27

Finding the Fourth Proportional to 13,527.23, 20,291.45 and 5,204.27

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Solution

The fourth proportional to 13,527.23, 20,291.45 and 5,204.27 is: 7,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.23 : 20,291.45 = 5,204.27 : x
  2. Step 2: Convert to fraction form
    13,527.23/20,291.45 = 5,204.27/x
  3. Step 3: Cross multiply
    13,527.23x = 20,291.45 × 5,204.27
  4. Step 4: Simplify right side
    13,527.23x = 105,602,209.20
  5. Step 5: Solve for x
    x = 105,602,209.20/13,527.23
  6. Step 6: Final answer
    x = 7,806.64

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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.