Home / 13,702.43-20,527.09-9,008.28

Finding the Fourth Proportional to 13,702.43, 20,527.09 and 9,008.28

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Solution

The fourth proportional to 13,702.43, 20,527.09 and 9,008.28 is: 13,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.43 : 20,527.09 = 9,008.28 : x
  2. Step 2: Convert to fraction form
    13,702.43/20,527.09 = 9,008.28/x
  3. Step 3: Cross multiply
    13,702.43x = 20,527.09 × 9,008.28
  4. Step 4: Simplify right side
    13,702.43x = 184,913,751.78
  5. Step 5: Solve for x
    x = 184,913,751.78/13,702.43
  6. Step 6: Final answer
    x = 13,494.96

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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.