Home / 40,052.16-55,271.68-22,388.16

Finding the Fourth Proportional to 40,052.16, 55,271.68 and 22,388.16

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Solution

The fourth proportional to 40,052.16, 55,271.68 and 22,388.16 is: 30,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052.16 : 55,271.68 = 22,388.16 : x
  2. Step 2: Convert to fraction form
    40,052.16/55,271.68 = 22,388.16/x
  3. Step 3: Cross multiply
    40,052.16x = 55,271.68 × 22,388.16
  4. Step 4: Simplify right side
    40,052.16x = 1,237,431,215.31
  5. Step 5: Solve for x
    x = 1,237,431,215.31/40,052.16
  6. Step 6: Final answer
    x = 30,895.49

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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.