Home / 30,332.75-45,662.91-27,281.09

Finding the Fourth Proportional to 30,332.75, 45,662.91 and 27,281.09

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Solution

The fourth proportional to 30,332.75, 45,662.91 and 27,281.09 is: 41,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,332.75 : 45,662.91 = 27,281.09 : x
  2. Step 2: Convert to fraction form
    30,332.75/45,662.91 = 27,281.09/x
  3. Step 3: Cross multiply
    30,332.75x = 45,662.91 × 27,281.09
  4. Step 4: Simplify right side
    30,332.75x = 1,245,733,729.06
  5. Step 5: Solve for x
    x = 1,245,733,729.06/30,332.75
  6. Step 6: Final answer
    x = 41,068.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.