Home / 38,301.84-57,434.30-13,341.34

Finding the Fourth Proportional to 38,301.84, 57,434.30 and 13,341.34

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Solution

The fourth proportional to 38,301.84, 57,434.30 and 13,341.34 is: 20,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.84 : 57,434.30 = 13,341.34 : x
  2. Step 2: Convert to fraction form
    38,301.84/57,434.30 = 13,341.34/x
  3. Step 3: Cross multiply
    38,301.84x = 57,434.30 × 13,341.34
  4. Step 4: Simplify right side
    38,301.84x = 766,250,523.96
  5. Step 5: Solve for x
    x = 766,250,523.96/38,301.84
  6. Step 6: Final answer
    x = 20,005.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.