Home / 18,199.85-25,113.78-10,241.93

Finding the Fourth Proportional to 18,199.85, 25,113.78 and 10,241.93

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Solution

The fourth proportional to 18,199.85, 25,113.78 and 10,241.93 is: 14,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.85 : 25,113.78 = 10,241.93 : x
  2. Step 2: Convert to fraction form
    18,199.85/25,113.78 = 10,241.93/x
  3. Step 3: Cross multiply
    18,199.85x = 25,113.78 × 10,241.93
  4. Step 4: Simplify right side
    18,199.85x = 257,213,639.58
  5. Step 5: Solve for x
    x = 257,213,639.58/18,199.85
  6. Step 6: Final answer
    x = 14,132.74

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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.