Home / 38,484.45-57,735.32-13,526.21

Finding the Fourth Proportional to 38,484.45, 57,735.32 and 13,526.21

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Solution

The fourth proportional to 38,484.45, 57,735.32 and 13,526.21 is: 20,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484.45 : 57,735.32 = 13,526.21 : x
  2. Step 2: Convert to fraction form
    38,484.45/57,735.32 = 13,526.21/x
  3. Step 3: Cross multiply
    38,484.45x = 57,735.32 × 13,526.21
  4. Step 4: Simplify right side
    38,484.45x = 780,940,139.44
  5. Step 5: Solve for x
    x = 780,940,139.44/38,484.45
  6. Step 6: Final answer
    x = 20,292.36

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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.