Home / 13,527.12-20,259.88-9,348.18

Finding the Fourth Proportional to 13,527.12, 20,259.88 and 9,348.18

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Solution

The fourth proportional to 13,527.12, 20,259.88 and 9,348.18 is: 14,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.12 : 20,259.88 = 9,348.18 : x
  2. Step 2: Convert to fraction form
    13,527.12/20,259.88 = 9,348.18/x
  3. Step 3: Cross multiply
    13,527.12x = 20,259.88 × 9,348.18
  4. Step 4: Simplify right side
    13,527.12x = 189,393,005.02
  5. Step 5: Solve for x
    x = 189,393,005.02/13,527.12
  6. Step 6: Final answer
    x = 14,000.99

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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.