Home / 18,474.08-25,494.12-10,090.64

Finding the Fourth Proportional to 18,474.08, 25,494.12 and 10,090.64

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Solution

The fourth proportional to 18,474.08, 25,494.12 and 10,090.64 is: 13,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.08 : 25,494.12 = 10,090.64 : x
  2. Step 2: Convert to fraction form
    18,474.08/25,494.12 = 10,090.64/x
  3. Step 3: Cross multiply
    18,474.08x = 25,494.12 × 10,090.64
  4. Step 4: Simplify right side
    18,474.08x = 257,251,987.04
  5. Step 5: Solve for x
    x = 257,251,987.04/18,474.08
  6. Step 6: Final answer
    x = 13,925.02

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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.