Home / 39,049.74-58,605.60-20,335.11

Finding the Fourth Proportional to 39,049.74, 58,605.60 and 20,335.11

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Solution

The fourth proportional to 39,049.74, 58,605.60 and 20,335.11 is: 30,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,049.74 : 58,605.60 = 20,335.11 : x
  2. Step 2: Convert to fraction form
    39,049.74/58,605.60 = 20,335.11/x
  3. Step 3: Cross multiply
    39,049.74x = 58,605.60 × 20,335.11
  4. Step 4: Simplify right side
    39,049.74x = 1,191,751,322.62
  5. Step 5: Solve for x
    x = 1,191,751,322.62/39,049.74
  6. Step 6: Final answer
    x = 30,518.80

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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.