Home / 40,010.90-55,168.19-27,271.62

Finding the Fourth Proportional to 40,010.90, 55,168.19 and 27,271.62

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Solution

The fourth proportional to 40,010.90, 55,168.19 and 27,271.62 is: 37,602.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,010.90 : 55,168.19 = 27,271.62 : x
  2. Step 2: Convert to fraction form
    40,010.90/55,168.19 = 27,271.62/x
  3. Step 3: Cross multiply
    40,010.90x = 55,168.19 × 27,271.62
  4. Step 4: Simplify right side
    40,010.90x = 1,504,525,981.95
  5. Step 5: Solve for x
    x = 1,504,525,981.95/40,010.90
  6. Step 6: Final answer
    x = 37,602.91

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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.