Home / 38,720.45-58,101.83-15,028.93

Finding the Fourth Proportional to 38,720.45, 58,101.83 and 15,028.93

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Solution

The fourth proportional to 38,720.45, 58,101.83 and 15,028.93 is: 22,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,720.45 : 58,101.83 = 15,028.93 : x
  2. Step 2: Convert to fraction form
    38,720.45/58,101.83 = 15,028.93/x
  3. Step 3: Cross multiply
    38,720.45x = 58,101.83 × 15,028.93
  4. Step 4: Simplify right side
    38,720.45x = 873,207,970.29
  5. Step 5: Solve for x
    x = 873,207,970.29/38,720.45
  6. Step 6: Final answer
    x = 22,551.60

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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.