Home / 20,052.04-30,014.88-17,938.75

Finding the Fourth Proportional to 20,052.04, 30,014.88 and 17,938.75

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Solution

The fourth proportional to 20,052.04, 30,014.88 and 17,938.75 is: 26,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052.04 : 30,014.88 = 17,938.75 : x
  2. Step 2: Convert to fraction form
    20,052.04/30,014.88 = 17,938.75/x
  3. Step 3: Cross multiply
    20,052.04x = 30,014.88 × 17,938.75
  4. Step 4: Simplify right side
    20,052.04x = 538,429,286.29
  5. Step 5: Solve for x
    x = 538,429,286.29/20,052.04
  6. Step 6: Final answer
    x = 26,851.60

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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.