Home / 54,019.54-81,053.61-34,292.80

Finding the Fourth Proportional to 54,019.54, 81,053.61 and 34,292.80

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Solution

The fourth proportional to 54,019.54, 81,053.61 and 34,292.80 is: 51,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,019.54 : 81,053.61 = 34,292.80 : x
  2. Step 2: Convert to fraction form
    54,019.54/81,053.61 = 34,292.80/x
  3. Step 3: Cross multiply
    54,019.54x = 81,053.61 × 34,292.80
  4. Step 4: Simplify right side
    54,019.54x = 2,779,555,237.01
  5. Step 5: Solve for x
    x = 2,779,555,237.01/54,019.54
  6. Step 6: Final answer
    x = 51,454.63

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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.