Home / 27,160.40-40,802.97-19,173.53

Finding the Fourth Proportional to 27,160.40, 40,802.97 and 19,173.53

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Solution

The fourth proportional to 27,160.40, 40,802.97 and 19,173.53 is: 28,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.40 : 40,802.97 = 19,173.53 : x
  2. Step 2: Convert to fraction form
    27,160.40/40,802.97 = 19,173.53/x
  3. Step 3: Cross multiply
    27,160.40x = 40,802.97 × 19,173.53
  4. Step 4: Simplify right side
    27,160.40x = 782,336,765.37
  5. Step 5: Solve for x
    x = 782,336,765.37/27,160.40
  6. Step 6: Final answer
    x = 28,804.32

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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.