Home / 39,002.83-58,503.93-20,273.20

Finding the Fourth Proportional to 39,002.83, 58,503.93 and 20,273.20

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Solution

The fourth proportional to 39,002.83, 58,503.93 and 20,273.20 is: 30,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.83 : 58,503.93 = 20,273.20 : x
  2. Step 2: Convert to fraction form
    39,002.83/58,503.93 = 20,273.20/x
  3. Step 3: Cross multiply
    39,002.83x = 58,503.93 × 20,273.20
  4. Step 4: Simplify right side
    39,002.83x = 1,186,061,873.68
  5. Step 5: Solve for x
    x = 1,186,061,873.68/39,002.83
  6. Step 6: Final answer
    x = 30,409.64

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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.