Home / 38,302.88-57,480.75-13,343.14

Finding the Fourth Proportional to 38,302.88, 57,480.75 and 13,343.14

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Solution

The fourth proportional to 38,302.88, 57,480.75 and 13,343.14 is: 20,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.88 : 57,480.75 = 13,343.14 : x
  2. Step 2: Convert to fraction form
    38,302.88/57,480.75 = 13,343.14/x
  3. Step 3: Cross multiply
    38,302.88x = 57,480.75 × 13,343.14
  4. Step 4: Simplify right side
    38,302.88x = 766,973,534.17
  5. Step 5: Solve for x
    x = 766,973,534.17/38,302.88
  6. Step 6: Final answer
    x = 20,023.91

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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.