Home / 20,199.04-30,283.40-13,941.18

Finding the Fourth Proportional to 20,199.04, 30,283.40 and 13,941.18

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Solution

The fourth proportional to 20,199.04, 30,283.40 and 13,941.18 is: 20,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.04 : 30,283.40 = 13,941.18 : x
  2. Step 2: Convert to fraction form
    20,199.04/30,283.40 = 13,941.18/x
  3. Step 3: Cross multiply
    20,199.04x = 30,283.40 × 13,941.18
  4. Step 4: Simplify right side
    20,199.04x = 422,186,330.41
  5. Step 5: Solve for x
    x = 422,186,330.41/20,199.04
  6. Step 6: Final answer
    x = 20,901.31

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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.