Home / 13,527.38-20,291.08-5,735.18

Finding the Fourth Proportional to 13,527.38, 20,291.08 and 5,735.18

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Solution

The fourth proportional to 13,527.38, 20,291.08 and 5,735.18 is: 8,602.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.38 : 20,291.08 = 5,735.18 : x
  2. Step 2: Convert to fraction form
    13,527.38/20,291.08 = 5,735.18/x
  3. Step 3: Cross multiply
    13,527.38x = 20,291.08 × 5,735.18
  4. Step 4: Simplify right side
    13,527.38x = 116,372,996.19
  5. Step 5: Solve for x
    x = 116,372,996.19/13,527.38
  6. Step 6: Final answer
    x = 8,602.77

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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.