Home / 27,087.04-40,631.45-9,317.52

Finding the Fourth Proportional to 27,087.04, 40,631.45 and 9,317.52

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Solution

The fourth proportional to 27,087.04, 40,631.45 and 9,317.52 is: 13,976.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.04 : 40,631.45 = 9,317.52 : x
  2. Step 2: Convert to fraction form
    27,087.04/40,631.45 = 9,317.52/x
  3. Step 3: Cross multiply
    27,087.04x = 40,631.45 × 9,317.52
  4. Step 4: Simplify right side
    27,087.04x = 378,584,348.00
  5. Step 5: Solve for x
    x = 378,584,348.00/27,087.04
  6. Step 6: Final answer
    x = 13,976.59

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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.