Home / 27,210.33-40,797.54-13,142.52

Finding the Fourth Proportional to 27,210.33, 40,797.54 and 13,142.52

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Solution

The fourth proportional to 27,210.33, 40,797.54 and 13,142.52 is: 19,705.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.33 : 40,797.54 = 13,142.52 : x
  2. Step 2: Convert to fraction form
    27,210.33/40,797.54 = 13,142.52/x
  3. Step 3: Cross multiply
    27,210.33x = 40,797.54 × 13,142.52
  4. Step 4: Simplify right side
    27,210.33x = 536,182,485.40
  5. Step 5: Solve for x
    x = 536,182,485.40/27,210.33
  6. Step 6: Final answer
    x = 19,705.11

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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.