Home / 38,956.94-58,449.99-20,225.28

Finding the Fourth Proportional to 38,956.94, 58,449.99 and 20,225.28

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Solution

The fourth proportional to 38,956.94, 58,449.99 and 20,225.28 is: 30,345.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,956.94 : 58,449.99 = 20,225.28 : x
  2. Step 2: Convert to fraction form
    38,956.94/58,449.99 = 20,225.28/x
  3. Step 3: Cross multiply
    38,956.94x = 58,449.99 × 20,225.28
  4. Step 4: Simplify right side
    38,956.94x = 1,182,167,413.75
  5. Step 5: Solve for x
    x = 1,182,167,413.75/38,956.94
  6. Step 6: Final answer
    x = 30,345.49

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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.