Home / 18,337.05-25,304.40-10,380.93

Finding the Fourth Proportional to 18,337.05, 25,304.40 and 10,380.93

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Solution

The fourth proportional to 18,337.05, 25,304.40 and 10,380.93 is: 14,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.05 : 25,304.40 = 10,380.93 : x
  2. Step 2: Convert to fraction form
    18,337.05/25,304.40 = 10,380.93/x
  3. Step 3: Cross multiply
    18,337.05x = 25,304.40 × 10,380.93
  4. Step 4: Simplify right side
    18,337.05x = 262,683,110.20
  5. Step 5: Solve for x
    x = 262,683,110.20/18,337.05
  6. Step 6: Final answer
    x = 14,325.27

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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.