Home / 40,288.72-55,598.52-22,384.84

Finding the Fourth Proportional to 40,288.72, 55,598.52 and 22,384.84

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Solution

The fourth proportional to 40,288.72, 55,598.52 and 22,384.84 is: 30,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,288.72 : 55,598.52 = 22,384.84 : x
  2. Step 2: Convert to fraction form
    40,288.72/55,598.52 = 22,384.84/x
  3. Step 3: Cross multiply
    40,288.72x = 55,598.52 × 22,384.84
  4. Step 4: Simplify right side
    40,288.72x = 1,244,563,974.44
  5. Step 5: Solve for x
    x = 1,244,563,974.44/40,288.72
  6. Step 6: Final answer
    x = 30,891.13

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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.