Home / 18,474.42-25,494.71-10,090.92

Finding the Fourth Proportional to 18,474.42, 25,494.71 and 10,090.92

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Solution

The fourth proportional to 18,474.42, 25,494.71 and 10,090.92 is: 13,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.42 : 25,494.71 = 10,090.92 : x
  2. Step 2: Convert to fraction form
    18,474.42/25,494.71 = 10,090.92/x
  3. Step 3: Cross multiply
    18,474.42x = 25,494.71 × 10,090.92
  4. Step 4: Simplify right side
    18,474.42x = 257,265,124.18
  5. Step 5: Solve for x
    x = 257,265,124.18/18,474.42
  6. Step 6: Final answer
    x = 13,925.47

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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.