Home / 38,728.28-58,093.64-13,767.93

Finding the Fourth Proportional to 38,728.28, 58,093.64 and 13,767.93

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Solution

The fourth proportional to 38,728.28, 58,093.64 and 13,767.93 is: 20,652.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,728.28 : 58,093.64 = 13,767.93 : x
  2. Step 2: Convert to fraction form
    38,728.28/58,093.64 = 13,767.93/x
  3. Step 3: Cross multiply
    38,728.28x = 58,093.64 × 13,767.93
  4. Step 4: Simplify right side
    38,728.28x = 799,829,100.13
  5. Step 5: Solve for x
    x = 799,829,100.13/38,728.28
  6. Step 6: Final answer
    x = 20,652.33

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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.