Home / 13,733.42-18,948.94-9,265.46

Finding the Fourth Proportional to 13,733.42, 18,948.94 and 9,265.46

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Solution

The fourth proportional to 13,733.42, 18,948.94 and 9,265.46 is: 12,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.42 : 18,948.94 = 9,265.46 : x
  2. Step 2: Convert to fraction form
    13,733.42/18,948.94 = 9,265.46/x
  3. Step 3: Cross multiply
    13,733.42x = 18,948.94 × 9,265.46
  4. Step 4: Simplify right side
    13,733.42x = 175,570,527.70
  5. Step 5: Solve for x
    x = 175,570,527.70/13,733.42
  6. Step 6: Final answer
    x = 12,784.19

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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.