Home / 54,860.15-82,281.83-17,415.34

Finding the Fourth Proportional to 54,860.15, 82,281.83 and 17,415.34

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Solution

The fourth proportional to 54,860.15, 82,281.83 and 17,415.34 is: 26,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860.15 : 82,281.83 = 17,415.34 : x
  2. Step 2: Convert to fraction form
    54,860.15/82,281.83 = 17,415.34/x
  3. Step 3: Cross multiply
    54,860.15x = 82,281.83 × 17,415.34
  4. Step 4: Simplify right side
    54,860.15x = 1,432,965,752.49
  5. Step 5: Solve for x
    x = 1,432,965,752.49/54,860.15
  6. Step 6: Final answer
    x = 26,120.34

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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.