Home / 18,434.16-25,438.68-10,050.60

Finding the Fourth Proportional to 18,434.16, 25,438.68 and 10,050.60

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Solution

The fourth proportional to 18,434.16, 25,438.68 and 10,050.60 is: 13,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.16 : 25,438.68 = 10,050.60 : x
  2. Step 2: Convert to fraction form
    18,434.16/25,438.68 = 10,050.60/x
  3. Step 3: Cross multiply
    18,434.16x = 25,438.68 × 10,050.60
  4. Step 4: Simplify right side
    18,434.16x = 255,673,997.21
  5. Step 5: Solve for x
    x = 255,673,997.21/18,434.16
  6. Step 6: Final answer
    x = 13,869.58

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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.