Home / 40,271.72-55,574.00-22,366.56

Finding the Fourth Proportional to 40,271.72, 55,574.00 and 22,366.56

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Solution

The fourth proportional to 40,271.72, 55,574.00 and 22,366.56 is: 30,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,271.72 : 55,574.00 = 22,366.56 : x
  2. Step 2: Convert to fraction form
    40,271.72/55,574.00 = 22,366.56/x
  3. Step 3: Cross multiply
    40,271.72x = 55,574.00 × 22,366.56
  4. Step 4: Simplify right side
    40,271.72x = 1,242,999,385.88
  5. Step 5: Solve for x
    x = 1,242,999,385.88/40,271.72
  6. Step 6: Final answer
    x = 30,865.32

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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.