Home / 20,214.54-30,304.53-13,273.74

Finding the Fourth Proportional to 20,214.54, 30,304.53 and 13,273.74

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Solution

The fourth proportional to 20,214.54, 30,304.53 and 13,273.74 is: 19,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214.54 : 30,304.53 = 13,273.74 : x
  2. Step 2: Convert to fraction form
    20,214.54/30,304.53 = 13,273.74/x
  3. Step 3: Cross multiply
    20,214.54x = 30,304.53 × 13,273.74
  4. Step 4: Simplify right side
    20,214.54x = 402,254,452.04
  5. Step 5: Solve for x
    x = 402,254,452.04/20,214.54
  6. Step 6: Final answer
    x = 19,899.26

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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.