Home / 38,308.05-52,865.01-22,389.30

Finding the Fourth Proportional to 38,308.05, 52,865.01 and 22,389.30

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Solution

The fourth proportional to 38,308.05, 52,865.01 and 22,389.30 is: 30,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308.05 : 52,865.01 = 22,389.30 : x
  2. Step 2: Convert to fraction form
    38,308.05/52,865.01 = 22,389.30/x
  3. Step 3: Cross multiply
    38,308.05x = 52,865.01 × 22,389.30
  4. Step 4: Simplify right side
    38,308.05x = 1,183,610,568.39
  5. Step 5: Solve for x
    x = 1,183,610,568.39/38,308.05
  6. Step 6: Final answer
    x = 30,897.18

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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.