Home / 18,404.04-25,396.80-10,446.09

Finding the Fourth Proportional to 18,404.04, 25,396.80 and 10,446.09

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Solution

The fourth proportional to 18,404.04, 25,396.80 and 10,446.09 is: 14,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404.04 : 25,396.80 = 10,446.09 : x
  2. Step 2: Convert to fraction form
    18,404.04/25,396.80 = 10,446.09/x
  3. Step 3: Cross multiply
    18,404.04x = 25,396.80 × 10,446.09
  4. Step 4: Simplify right side
    18,404.04x = 265,297,258.51
  5. Step 5: Solve for x
    x = 265,297,258.51/18,404.04
  6. Step 6: Final answer
    x = 14,415.16

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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.