Home / 39,337.74-54,311.22-30,245.49

Finding the Fourth Proportional to 39,337.74, 54,311.22 and 30,245.49

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Solution

The fourth proportional to 39,337.74, 54,311.22 and 30,245.49 is: 41,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,337.74 : 54,311.22 = 30,245.49 : x
  2. Step 2: Convert to fraction form
    39,337.74/54,311.22 = 30,245.49/x
  3. Step 3: Cross multiply
    39,337.74x = 54,311.22 × 30,245.49
  4. Step 4: Simplify right side
    39,337.74x = 1,642,669,461.40
  5. Step 5: Solve for x
    x = 1,642,669,461.40/39,337.74
  6. Step 6: Final answer
    x = 41,758.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.