Home / 40,271.20-55,574.80-22,367.36

Finding the Fourth Proportional to 40,271.20, 55,574.80 and 22,367.36

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Solution

The fourth proportional to 40,271.20, 55,574.80 and 22,367.36 is: 30,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.20 : 55,574.80 = 22,367.36 : x
  2. Step 2: Convert to fraction form
    40,271.20/55,574.80 = 22,367.36/x
  3. Step 3: Cross multiply
    40,271.20x = 55,574.80 × 22,367.36
  4. Step 4: Simplify right side
    40,271.20x = 1,243,061,558.53
  5. Step 5: Solve for x
    x = 1,243,061,558.53/40,271.20
  6. Step 6: Final answer
    x = 30,867.26

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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.