Home / 38,911.77-58,391.28-15,536.25

Finding the Fourth Proportional to 38,911.77, 58,391.28 and 15,536.25

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Solution

The fourth proportional to 38,911.77, 58,391.28 and 15,536.25 is: 23,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911.77 : 58,391.28 = 15,536.25 : x
  2. Step 2: Convert to fraction form
    38,911.77/58,391.28 = 15,536.25/x
  3. Step 3: Cross multiply
    38,911.77x = 58,391.28 × 15,536.25
  4. Step 4: Simplify right side
    38,911.77x = 907,181,523.90
  5. Step 5: Solve for x
    x = 907,181,523.90/38,911.77
  6. Step 6: Final answer
    x = 23,313.81

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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.