Home / 40,571.84-55,987.13-22,663.28

Finding the Fourth Proportional to 40,571.84, 55,987.13 and 22,663.28

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Solution

The fourth proportional to 40,571.84, 55,987.13 and 22,663.28 is: 31,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,571.84 : 55,987.13 = 22,663.28 : x
  2. Step 2: Convert to fraction form
    40,571.84/55,987.13 = 22,663.28/x
  3. Step 3: Cross multiply
    40,571.84x = 55,987.13 × 22,663.28
  4. Step 4: Simplify right side
    40,571.84x = 1,268,852,003.59
  5. Step 5: Solve for x
    x = 1,268,852,003.59/40,571.84
  6. Step 6: Final answer
    x = 31,274.20

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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.