Home / 54,719.50-82,090.05-17,285.35

Finding the Fourth Proportional to 54,719.50, 82,090.05 and 17,285.35

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Solution

The fourth proportional to 54,719.50, 82,090.05 and 17,285.35 is: 25,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.50 : 82,090.05 = 17,285.35 : x
  2. Step 2: Convert to fraction form
    54,719.50/82,090.05 = 17,285.35/x
  3. Step 3: Cross multiply
    54,719.50x = 82,090.05 × 17,285.35
  4. Step 4: Simplify right side
    54,719.50x = 1,418,955,245.77
  5. Step 5: Solve for x
    x = 1,418,955,245.77/54,719.50
  6. Step 6: Final answer
    x = 25,931.44

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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.