Home / 40,106.41-55,344.47-22,200.35

Finding the Fourth Proportional to 40,106.41, 55,344.47 and 22,200.35

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Solution

The fourth proportional to 40,106.41, 55,344.47 and 22,200.35 is: 30,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106.41 : 55,344.47 = 22,200.35 : x
  2. Step 2: Convert to fraction form
    40,106.41/55,344.47 = 22,200.35/x
  3. Step 3: Cross multiply
    40,106.41x = 55,344.47 × 22,200.35
  4. Step 4: Simplify right side
    40,106.41x = 1,228,666,216.84
  5. Step 5: Solve for x
    x = 1,228,666,216.84/40,106.41
  6. Step 6: Final answer
    x = 30,635.16

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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.