Home / 55,074.06-82,612.46-19,533.79

Finding the Fourth Proportional to 55,074.06, 82,612.46 and 19,533.79

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Solution

The fourth proportional to 55,074.06, 82,612.46 and 19,533.79 is: 29,301.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,074.06 : 82,612.46 = 19,533.79 : x
  2. Step 2: Convert to fraction form
    55,074.06/82,612.46 = 19,533.79/x
  3. Step 3: Cross multiply
    55,074.06x = 82,612.46 × 19,533.79
  4. Step 4: Simplify right side
    55,074.06x = 1,613,734,597.12
  5. Step 5: Solve for x
    x = 1,613,734,597.12/55,074.06
  6. Step 6: Final answer
    x = 29,301.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.