Home / 36,157.12-49,891.08-20,242.24

Finding the Fourth Proportional to 36,157.12, 49,891.08 and 20,242.24

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Solution

The fourth proportional to 36,157.12, 49,891.08 and 20,242.24 is: 27,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.12 : 49,891.08 = 20,242.24 : x
  2. Step 2: Convert to fraction form
    36,157.12/49,891.08 = 20,242.24/x
  3. Step 3: Cross multiply
    36,157.12x = 49,891.08 × 20,242.24
  4. Step 4: Simplify right side
    36,157.12x = 1,009,907,215.22
  5. Step 5: Solve for x
    x = 1,009,907,215.22/36,157.12
  6. Step 6: Final answer
    x = 27,931.07

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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.