Home / 13,598.97-20,398.05-4,827.75

Finding the Fourth Proportional to 13,598.97, 20,398.05 and 4,827.75

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Solution

The fourth proportional to 13,598.97, 20,398.05 and 4,827.75 is: 7,241.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,598.97 : 20,398.05 = 4,827.75 : x
  2. Step 2: Convert to fraction form
    13,598.97/20,398.05 = 4,827.75/x
  3. Step 3: Cross multiply
    13,598.97x = 20,398.05 × 4,827.75
  4. Step 4: Simplify right side
    13,598.97x = 98,476,685.89
  5. Step 5: Solve for x
    x = 98,476,685.89/13,598.97
  6. Step 6: Final answer
    x = 7,241.48

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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.